2270840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{397}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 6017760

約数和(自身を除く): 3746920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 397, 440, 520, 572, 715, 794, 1144, 1430, 1588, 1985, 2860, 3176, 3970, 4367, 5161, 5720, 7940, 8734, 10322, 15880, 17468, 20644, 21835, 25805, 34936, 41288, 43670, 51610, 56771, 87340, 103220, 113542, 174680, 206440, 227084, 283855, 454168, 567710, 1135420, 2270840]

約数ペア:

[(1, 2270840), (2, 1135420), (4, 567710), (5, 454168), (8, 283855), (10, 227084), (11, 206440), (13, 174680), (20, 113542), (22, 103220), (26, 87340), (40, 56771), (44, 51610), (52, 43670), (55, 41288), (65, 34936), (88, 25805), (104, 21835), (110, 20644), (130, 17468), (143, 15880), (220, 10322), (260, 8734), (286, 7940), (397, 5720), (440, 5161), (520, 4367), (572, 3970), (715, 3176), (794, 2860), (1144, 1985), (1430, 1588)]