3459920

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{709}}^1$

素因数の和:783

約数の個数: 40

約数和(自身を含む): 8187720

約数和(自身を除く): 4727800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 709, 976, 1220, 1418, 2440, 2836, 3545, 4880, 5672, 7090, 11344, 14180, 28360, 43249, 56720, 86498, 172996, 216245, 345992, 432490, 691984, 864980, 1729960, 3459920]

約数ペア:

[(1, 3459920), (2, 1729960), (4, 864980), (5, 691984), (8, 432490), (10, 345992), (16, 216245), (20, 172996), (40, 86498), (61, 56720), (80, 43249), (122, 28360), (244, 14180), (305, 11344), (488, 7090), (610, 5672), (709, 4880), (976, 3545), (1220, 2836), (1418, 2440)]