2128889740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{751}}^1\times {\mathrm{3457}}^1$

素因数の和:4258

約数の個数: 48

約数和(自身を含む): 4587133824

約数和(自身を除く): 2458244084

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 751, 820, 1502, 3004, 3457, 3755, 6914, 7510, 13828, 15020, 17285, 30791, 34570, 61582, 69140, 123164, 141737, 153955, 283474, 307910, 566948, 615820, 708685, 1417370, 2596207, 2834740, 5192414, 10384828, 12981035, 25962070, 51924140, 106444487, 212888974, 425777948, 532222435, 1064444870, 2128889740]

約数ペア:

[(1, 2128889740), (2, 1064444870), (4, 532222435), (5, 425777948), (10, 212888974), (20, 106444487), (41, 51924140), (82, 25962070), (164, 12981035), (205, 10384828), (410, 5192414), (751, 2834740), (820, 2596207), (1502, 1417370), (3004, 708685), (3457, 615820), (3755, 566948), (6914, 307910), (7510, 283474), (13828, 153955), (15020, 141737), (17285, 123164), (30791, 69140), (34570, 61582)]