28489020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2339}}^1$

素因数の和:2387

約数の個数: 96

約数和(自身を含む): 94348800

約数和(自身を除く): 65859780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 42, 58, 60, 70, 84, 87, 105, 116, 140, 145, 174, 203, 210, 290, 348, 406, 420, 435, 580, 609, 812, 870, 1015, 1218, 1740, 2030, 2339, 2436, 3045, 4060, 4678, 6090, 7017, 9356, 11695, 12180, 14034, 16373, 23390, 28068, 32746, 35085, 46780, 49119, 65492, 67831, 70170, 81865, 98238, 135662, 140340, 163730, 196476, 203493, 245595, 271324, 327460, 339155, 406986, 474817, 491190, 678310, 813972, 949634, 982380, 1017465, 1356620, 1424451, 1899268, 2034930, 2374085, 2848902, 4069860, 4748170, 5697804, 7122255, 9496340, 14244510, 28489020]

約数ペア:

[(1, 28489020), (2, 14244510), (3, 9496340), (4, 7122255), (5, 5697804), (6, 4748170), (7, 4069860), (10, 2848902), (12, 2374085), (14, 2034930), (15, 1899268), (20, 1424451), (21, 1356620), (28, 1017465), (29, 982380), (30, 949634), (35, 813972), (42, 678310), (58, 491190), (60, 474817), (70, 406986), (84, 339155), (87, 327460), (105, 271324), (116, 245595), (140, 203493), (145, 196476), (174, 163730), (203, 140340), (210, 135662), (290, 98238), (348, 81865), (406, 70170), (420, 67831), (435, 65492), (580, 49119), (609, 46780), (812, 35085), (870, 32746), (1015, 28068), (1218, 23390), (1740, 16373), (2030, 14034), (2339, 12180), (2436, 11695), (3045, 9356), (4060, 7017), (4678, 6090)]