18742720

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1583}}^1$

素因数の和:1637

約数の個数: 56

約数和(自身を含む): 45866304

約数和(自身を除く): 27123584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 148, 160, 185, 296, 320, 370, 592, 740, 1184, 1480, 1583, 2368, 2960, 3166, 5920, 6332, 7915, 11840, 12664, 15830, 25328, 31660, 50656, 58571, 63320, 101312, 117142, 126640, 234284, 253280, 292855, 468568, 506560, 585710, 937136, 1171420, 1874272, 2342840, 3748544, 4685680, 9371360, 18742720]

約数ペア:

[(1, 18742720), (2, 9371360), (4, 4685680), (5, 3748544), (8, 2342840), (10, 1874272), (16, 1171420), (20, 937136), (32, 585710), (37, 506560), (40, 468568), (64, 292855), (74, 253280), (80, 234284), (148, 126640), (160, 117142), (185, 101312), (296, 63320), (320, 58571), (370, 50656), (592, 31660), (740, 25328), (1184, 15830), (1480, 12664), (1583, 11840), (2368, 7915), (2960, 6332), (3166, 5920)]