707440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 40

約数和(自身を含む): 1696320

約数和(自身を除く): 988880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 239, 296, 370, 478, 592, 740, 956, 1195, 1480, 1912, 2390, 2960, 3824, 4780, 8843, 9560, 17686, 19120, 35372, 44215, 70744, 88430, 141488, 176860, 353720, 707440]

約数ペア:

[(1, 707440), (2, 353720), (4, 176860), (5, 141488), (8, 88430), (10, 70744), (16, 44215), (20, 35372), (37, 19120), (40, 17686), (74, 9560), (80, 8843), (148, 4780), (185, 3824), (239, 2960), (296, 2390), (370, 1912), (478, 1480), (592, 1195), (740, 956)]