2912056720

素因数分解:

$2^4\times 5^1\times {\mathrm{257}}^1\times {\mathrm{141637}}^1$

素因数の和:141907

約数の個数: 40

約数和(自身を含む): 6796924344

約数和(自身を除く): 3884867624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 257, 514, 1028, 1285, 2056, 2570, 4112, 5140, 10280, 20560, 141637, 283274, 566548, 708185, 1133096, 1416370, 2266192, 2832740, 5665480, 11330960, 36400709, 72801418, 145602836, 182003545, 291205672, 364007090, 582411344, 728014180, 1456028360, 2912056720]

約数ペア:

[(1, 2912056720), (2, 1456028360), (4, 728014180), (5, 582411344), (8, 364007090), (10, 291205672), (16, 182003545), (20, 145602836), (40, 72801418), (80, 36400709), (257, 11330960), (514, 5665480), (1028, 2832740), (1285, 2266192), (2056, 1416370), (2570, 1133096), (4112, 708185), (5140, 566548), (10280, 283274), (20560, 141637)]