978171460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1297}}^1\times {\mathrm{5387}}^1$

素因数の和:6700

約数の個数: 48

約数和(自身を含む): 2349857664

約数和(自身を除く): 1371686204

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1297, 2594, 5188, 5387, 6485, 9079, 10774, 12970, 18158, 21548, 25940, 26935, 36316, 37709, 45395, 53870, 75418, 90790, 107740, 150836, 181580, 188545, 377090, 754180, 6986939, 13973878, 27947756, 34934695, 48908573, 69869390, 97817146, 139738780, 195634292, 244542865, 489085730, 978171460]

約数ペア:

[(1, 978171460), (2, 489085730), (4, 244542865), (5, 195634292), (7, 139738780), (10, 97817146), (14, 69869390), (20, 48908573), (28, 34934695), (35, 27947756), (70, 13973878), (140, 6986939), (1297, 754180), (2594, 377090), (5188, 188545), (5387, 181580), (6485, 150836), (9079, 107740), (10774, 90790), (12970, 75418), (18158, 53870), (21548, 45395), (25940, 37709), (26935, 36316)]