4169960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1709}}^1$

素因数の和:1781

約数の個数: 32

約数和(自身を含む): 9541800

約数和(自身を除く): 5371840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 1709, 2440, 3418, 6836, 8545, 13672, 17090, 34180, 68360, 104249, 208498, 416996, 521245, 833992, 1042490, 2084980, 4169960]

約数ペア:

[(1, 4169960), (2, 2084980), (4, 1042490), (5, 833992), (8, 521245), (10, 416996), (20, 208498), (40, 104249), (61, 68360), (122, 34180), (244, 17090), (305, 13672), (488, 8545), (610, 6836), (1220, 3418), (1709, 2440)]