135702940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{1973}}^1$

素因数の和:2182

約数の個数: 48

約数和(自身を含む): 301785120

約数和(自身を除く): 166082180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 181, 190, 362, 380, 724, 905, 1810, 1973, 3439, 3620, 3946, 6878, 7892, 9865, 13756, 17195, 19730, 34390, 37487, 39460, 68780, 74974, 149948, 187435, 357113, 374870, 714226, 749740, 1428452, 1785565, 3571130, 6785147, 7142260, 13570294, 27140588, 33925735, 67851470, 135702940]

約数ペア:

[(1, 135702940), (2, 67851470), (4, 33925735), (5, 27140588), (10, 13570294), (19, 7142260), (20, 6785147), (38, 3571130), (76, 1785565), (95, 1428452), (181, 749740), (190, 714226), (362, 374870), (380, 357113), (724, 187435), (905, 149948), (1810, 74974), (1973, 68780), (3439, 39460), (3620, 37487), (3946, 34390), (6878, 19730), (7892, 17195), (9865, 13756)]