90906340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{619}}^1\times {\mathrm{1049}}^1$

素因数の和:1684

約数の個数: 48

約数和(自身を含む): 218736000

約数和(自身を除く): 127829660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 619, 1049, 1238, 2098, 2476, 3095, 4196, 4333, 5245, 6190, 7343, 8666, 10490, 12380, 14686, 17332, 20980, 21665, 29372, 36715, 43330, 73430, 86660, 146860, 649331, 1298662, 2597324, 3246655, 4545317, 6493310, 9090634, 12986620, 18181268, 22726585, 45453170, 90906340]

約数ペア:

[(1, 90906340), (2, 45453170), (4, 22726585), (5, 18181268), (7, 12986620), (10, 9090634), (14, 6493310), (20, 4545317), (28, 3246655), (35, 2597324), (70, 1298662), (140, 649331), (619, 146860), (1049, 86660), (1238, 73430), (2098, 43330), (2476, 36715), (3095, 29372), (4196, 21665), (4333, 20980), (5245, 17332), (6190, 14686), (7343, 12380), (8666, 10490)]