2279420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{797}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 5630688

約数和(自身を除く): 3351268

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 797, 1430, 1594, 2860, 3188, 3985, 7970, 8767, 10361, 15940, 17534, 20722, 35068, 41444, 43835, 51805, 87670, 103610, 113971, 175340, 207220, 227942, 455884, 569855, 1139710, 2279420]

約数ペア:

[(1, 2279420), (2, 1139710), (4, 569855), (5, 455884), (10, 227942), (11, 207220), (13, 175340), (20, 113971), (22, 103610), (26, 87670), (44, 51805), (52, 43835), (55, 41444), (65, 35068), (110, 20722), (130, 17534), (143, 15940), (220, 10361), (260, 8767), (286, 7970), (572, 3985), (715, 3188), (797, 2860), (1430, 1594)]