1126840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:232

約数の個数: 64

約数和(自身を含む): 2993760

約数和(自身を除く): 1866920

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 197, 220, 260, 286, 394, 440, 520, 572, 715, 788, 985, 1144, 1430, 1576, 1970, 2167, 2561, 2860, 3940, 4334, 5122, 5720, 7880, 8668, 10244, 10835, 12805, 17336, 20488, 21670, 25610, 28171, 43340, 51220, 56342, 86680, 102440, 112684, 140855, 225368, 281710, 563420, 1126840]

約数ペア:

[(1, 1126840), (2, 563420), (4, 281710), (5, 225368), (8, 140855), (10, 112684), (11, 102440), (13, 86680), (20, 56342), (22, 51220), (26, 43340), (40, 28171), (44, 25610), (52, 21670), (55, 20488), (65, 17336), (88, 12805), (104, 10835), (110, 10244), (130, 8668), (143, 7880), (197, 5720), (220, 5122), (260, 4334), (286, 3940), (394, 2860), (440, 2561), (520, 2167), (572, 1970), (715, 1576), (788, 1430), (985, 1144)]