729740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:158

約数の個数: 48

約数和(自身を含む): 1741824

約数和(自身を除く): 1012084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 107, 110, 124, 155, 214, 220, 310, 341, 428, 535, 620, 682, 1070, 1177, 1364, 1705, 2140, 2354, 3317, 3410, 4708, 5885, 6634, 6820, 11770, 13268, 16585, 23540, 33170, 36487, 66340, 72974, 145948, 182435, 364870, 729740]

約数ペア:

[(1, 729740), (2, 364870), (4, 182435), (5, 145948), (10, 72974), (11, 66340), (20, 36487), (22, 33170), (31, 23540), (44, 16585), (55, 13268), (62, 11770), (107, 6820), (110, 6634), (124, 5885), (155, 4708), (214, 3410), (220, 3317), (310, 2354), (341, 2140), (428, 1705), (535, 1364), (620, 1177), (682, 1070)]