1290560

素因数分解:

$2^6\times 5^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:163

約数の個数: 56

約数和(自身を含む): 3185160

約数和(自身を除く): 1894600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 109, 148, 160, 185, 218, 296, 320, 370, 436, 545, 592, 740, 872, 1090, 1184, 1480, 1744, 2180, 2368, 2960, 3488, 4033, 4360, 5920, 6976, 8066, 8720, 11840, 16132, 17440, 20165, 32264, 34880, 40330, 64528, 80660, 129056, 161320, 258112, 322640, 645280, 1290560]

約数ペア:

[(1, 1290560), (2, 645280), (4, 322640), (5, 258112), (8, 161320), (10, 129056), (16, 80660), (20, 64528), (32, 40330), (37, 34880), (40, 32264), (64, 20165), (74, 17440), (80, 16132), (109, 11840), (148, 8720), (160, 8066), (185, 6976), (218, 5920), (296, 4360), (320, 4033), (370, 3488), (436, 2960), (545, 2368), (592, 2180), (740, 1744), (872, 1480), (1090, 1184)]