15026780

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{173}}^1$

素因数の和:326

約数の個数: 48

約数和(自身を含む): 32798304

約数和(自身を除く): 17771524

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 101, 172, 173, 202, 215, 346, 404, 430, 505, 692, 860, 865, 1010, 1730, 2020, 3460, 4343, 7439, 8686, 14878, 17372, 17473, 21715, 29756, 34946, 37195, 43430, 69892, 74390, 86860, 87365, 148780, 174730, 349460, 751339, 1502678, 3005356, 3756695, 7513390, 15026780]

約数ペア:

[(1, 15026780), (2, 7513390), (4, 3756695), (5, 3005356), (10, 1502678), (20, 751339), (43, 349460), (86, 174730), (101, 148780), (172, 87365), (173, 86860), (202, 74390), (215, 69892), (346, 43430), (404, 37195), (430, 34946), (505, 29756), (692, 21715), (860, 17473), (865, 17372), (1010, 14878), (1730, 8686), (2020, 7439), (3460, 4343)]