2678902590

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{981283}}^1$

素因数の和:981313

約数の個数: 64

約数和(自身を含む): 7913074176

約数和(自身を除く): 5234171586

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 981283, 1962566, 2943849, 4906415, 5887698, 6868981, 9812830, 12756679, 13737962, 14719245, 20606943, 25513358, 29438490, 34344905, 38270037, 41213886, 63783395, 68689810, 76540074, 89296753, 103034715, 127566790, 178593506, 191350185, 206069430, 267890259, 382700370, 446483765, 535780518, 892967530, 1339451295, 2678902590]

約数ペア:

[(1, 2678902590), (2, 1339451295), (3, 892967530), (5, 535780518), (6, 446483765), (7, 382700370), (10, 267890259), (13, 206069430), (14, 191350185), (15, 178593506), (21, 127566790), (26, 103034715), (30, 89296753), (35, 76540074), (39, 68689810), (42, 63783395), (65, 41213886), (70, 38270037), (78, 34344905), (91, 29438490), (105, 25513358), (130, 20606943), (182, 14719245), (195, 13737962), (210, 12756679), (273, 9812830), (390, 6868981), (455, 5887698), (546, 4906415), (910, 2943849), (1365, 1962566), (2730, 981283)]