3318920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 8596800

約数和(自身を除く): 5277880

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 397, 418, 440, 760, 794, 836, 1045, 1588, 1672, 1985, 2090, 3176, 3970, 4180, 4367, 7543, 7940, 8360, 8734, 15086, 15880, 17468, 21835, 30172, 34936, 37715, 43670, 60344, 75430, 82973, 87340, 150860, 165946, 174680, 301720, 331892, 414865, 663784, 829730, 1659460, 3318920]

約数ペア:

[(1, 3318920), (2, 1659460), (4, 829730), (5, 663784), (8, 414865), (10, 331892), (11, 301720), (19, 174680), (20, 165946), (22, 150860), (38, 87340), (40, 82973), (44, 75430), (55, 60344), (76, 43670), (88, 37715), (95, 34936), (110, 30172), (152, 21835), (190, 17468), (209, 15880), (220, 15086), (380, 8734), (397, 8360), (418, 7940), (440, 7543), (760, 4367), (794, 4180), (836, 3970), (1045, 3176), (1588, 2090), (1672, 1985)]