20236522740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{77339}}^1$

素因数の和:77454

約数の個数: 144

約数和(自身を含む): 66654705600

約数和(自身を除く): 46418182860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 89, 98, 105, 140, 147, 178, 196, 210, 245, 267, 294, 356, 420, 445, 490, 534, 588, 623, 735, 890, 980, 1068, 1246, 1335, 1470, 1780, 1869, 2492, 2670, 2940, 3115, 3738, 4361, 5340, 6230, 7476, 8722, 9345, 12460, 13083, 17444, 18690, 21805, 26166, 37380, 43610, 52332, 65415, 77339, 87220, 130830, 154678, 232017, 261660, 309356, 386695, 464034, 541373, 773390, 928068, 1082746, 1160085, 1546780, 1624119, 2165492, 2320170, 2706865, 3248238, 3789611, 4640340, 5413730, 6496476, 6883171, 7579222, 8120595, 10827460, 11368833, 13766342, 15158444, 16241190, 18948055, 20649513, 22737666, 27532684, 32482380, 34415855, 37896110, 41299026, 45475332, 48182197, 56844165, 68831710, 75792220, 82598052, 96364394, 103247565, 113688330, 137663420, 144546591, 192728788, 206495130, 227376660, 240910985, 289093182, 337275379, 412990260, 481821970, 578186364, 674550758, 722732955, 963643940, 1011826137, 1349101516, 1445465910, 1686376895, 2023652274, 2890931820, 3372753790, 4047304548, 5059130685, 6745507580, 10118261370, 20236522740]

約数ペア:

[(1, 20236522740), (2, 10118261370), (3, 6745507580), (4, 5059130685), (5, 4047304548), (6, 3372753790), (7, 2890931820), (10, 2023652274), (12, 1686376895), (14, 1445465910), (15, 1349101516), (20, 1011826137), (21, 963643940), (28, 722732955), (30, 674550758), (35, 578186364), (42, 481821970), (49, 412990260), (60, 337275379), (70, 289093182), (84, 240910985), (89, 227376660), (98, 206495130), (105, 192728788), (140, 144546591), (147, 137663420), (178, 113688330), (196, 103247565), (210, 96364394), (245, 82598052), (267, 75792220), (294, 68831710), (356, 56844165), (420, 48182197), (445, 45475332), (490, 41299026), (534, 37896110), (588, 34415855), (623, 32482380), (735, 27532684), (890, 22737666), (980, 20649513), (1068, 18948055), (1246, 16241190), (1335, 15158444), (1470, 13766342), (1780, 11368833), (1869, 10827460), (2492, 8120595), (2670, 7579222), (2940, 6883171), (3115, 6496476), (3738, 5413730), (4361, 4640340), (5340, 3789611), (6230, 3248238), (7476, 2706865), (8722, 2320170), (9345, 2165492), (12460, 1624119), (13083, 1546780), (17444, 1160085), (18690, 1082746), (21805, 928068), (26166, 773390), (37380, 541373), (43610, 464034), (52332, 386695), (65415, 309356), (77339, 261660), (87220, 232017), (130830, 154678)]