13140920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:744

約数の個数: 64

約数和(自身を含む): 32749920

約数和(自身を除く): 19609000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 37, 40, 52, 65, 74, 104, 130, 148, 185, 260, 296, 370, 481, 520, 683, 740, 962, 1366, 1480, 1924, 2405, 2732, 3415, 3848, 4810, 5464, 6830, 8879, 9620, 13660, 17758, 19240, 25271, 27320, 35516, 44395, 50542, 71032, 88790, 101084, 126355, 177580, 202168, 252710, 328523, 355160, 505420, 657046, 1010840, 1314092, 1642615, 2628184, 3285230, 6570460, 13140920]

約数ペア:

[(1, 13140920), (2, 6570460), (4, 3285230), (5, 2628184), (8, 1642615), (10, 1314092), (13, 1010840), (20, 657046), (26, 505420), (37, 355160), (40, 328523), (52, 252710), (65, 202168), (74, 177580), (104, 126355), (130, 101084), (148, 88790), (185, 71032), (260, 50542), (296, 44395), (370, 35516), (481, 27320), (520, 25271), (683, 19240), (740, 17758), (962, 13660), (1366, 9620), (1480, 8879), (1924, 6830), (2405, 5464), (2732, 4810), (3415, 3848)]