12922040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:672

約数の個数: 64

約数和(自身を含む): 31829760

約数和(自身を除く): 18907720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 613, 620, 680, 1054, 1226, 1240, 2108, 2452, 2635, 3065, 4216, 4904, 5270, 6130, 10421, 10540, 12260, 19003, 20842, 21080, 24520, 38006, 41684, 52105, 76012, 83368, 95015, 104210, 152024, 190030, 208420, 323051, 380060, 416840, 646102, 760120, 1292204, 1615255, 2584408, 3230510, 6461020, 12922040]

約数ペア:

[(1, 12922040), (2, 6461020), (4, 3230510), (5, 2584408), (8, 1615255), (10, 1292204), (17, 760120), (20, 646102), (31, 416840), (34, 380060), (40, 323051), (62, 208420), (68, 190030), (85, 152024), (124, 104210), (136, 95015), (155, 83368), (170, 76012), (248, 52105), (310, 41684), (340, 38006), (527, 24520), (613, 21080), (620, 20842), (680, 19003), (1054, 12260), (1226, 10540), (1240, 10421), (2108, 6130), (2452, 5270), (2635, 4904), (3065, 4216)]