2253680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 6187104

約数和(自身を除く): 3933424

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 197, 208, 220, 260, 286, 394, 440, 520, 572, 715, 788, 880, 985, 1040, 1144, 1430, 1576, 1970, 2167, 2288, 2561, 2860, 3152, 3940, 4334, 5122, 5720, 7880, 8668, 10244, 10835, 11440, 12805, 15760, 17336, 20488, 21670, 25610, 28171, 34672, 40976, 43340, 51220, 56342, 86680, 102440, 112684, 140855, 173360, 204880, 225368, 281710, 450736, 563420, 1126840, 2253680]

約数ペア:

[(1, 2253680), (2, 1126840), (4, 563420), (5, 450736), (8, 281710), (10, 225368), (11, 204880), (13, 173360), (16, 140855), (20, 112684), (22, 102440), (26, 86680), (40, 56342), (44, 51220), (52, 43340), (55, 40976), (65, 34672), (80, 28171), (88, 25610), (104, 21670), (110, 20488), (130, 17336), (143, 15760), (176, 12805), (197, 11440), (208, 10835), (220, 10244), (260, 8668), (286, 7880), (394, 5720), (440, 5122), (520, 4334), (572, 3940), (715, 3152), (788, 2860), (880, 2561), (985, 2288), (1040, 2167), (1144, 1970), (1430, 1576)]