1336777720

素因数分解:

$2^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{59999}}^1$

素因数の和:60567

約数の個数: 32

約数和(自身を含む): 3013200000

約数和(自身を除く): 1676422280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 557, 1114, 2228, 2785, 4456, 5570, 11140, 22280, 59999, 119998, 239996, 299995, 479992, 599990, 1199980, 2399960, 33419443, 66838886, 133677772, 167097215, 267355544, 334194430, 668388860, 1336777720]

約数ペア:

[(1, 1336777720), (2, 668388860), (4, 334194430), (5, 267355544), (8, 167097215), (10, 133677772), (20, 66838886), (40, 33419443), (557, 2399960), (1114, 1199980), (2228, 599990), (2785, 479992), (4456, 299995), (5570, 239996), (11140, 119998), (22280, 59999)]