2680186960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{105023}}^1$

素因数の和:105076

約数の個数: 80

約数和(自身を含む): 7032407040

約数和(自身を除く): 4352220080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 638, 880, 1160, 1276, 1595, 2320, 2552, 3190, 5104, 6380, 12760, 25520, 105023, 210046, 420092, 525115, 840184, 1050230, 1155253, 1680368, 2100460, 2310506, 3045667, 4200920, 4621012, 5776265, 6091334, 8401840, 9242024, 11552530, 12182668, 15228335, 18484048, 23105060, 24365336, 30456670, 33502337, 46210120, 48730672, 60913340, 67004674, 92420240, 121826680, 134009348, 167511685, 243653360, 268018696, 335023370, 536037392, 670046740, 1340093480, 2680186960]

約数ペア:

[(1, 2680186960), (2, 1340093480), (4, 670046740), (5, 536037392), (8, 335023370), (10, 268018696), (11, 243653360), (16, 167511685), (20, 134009348), (22, 121826680), (29, 92420240), (40, 67004674), (44, 60913340), (55, 48730672), (58, 46210120), (80, 33502337), (88, 30456670), (110, 24365336), (116, 23105060), (145, 18484048), (176, 15228335), (220, 12182668), (232, 11552530), (290, 9242024), (319, 8401840), (440, 6091334), (464, 5776265), (580, 4621012), (638, 4200920), (880, 3045667), (1160, 2310506), (1276, 2100460), (1595, 1680368), (2320, 1155253), (2552, 1050230), (3190, 840184), (5104, 525115), (6380, 420092), (12760, 210046), (25520, 105023)]