57706220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{20177}}^1$

素因数の和:20210

約数の個数: 48

約数和(自身を含む): 142375968

約数和(自身を除く): 84669748

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 20177, 40354, 80708, 100885, 201770, 221947, 262301, 403540, 443894, 524602, 887788, 1049204, 1109735, 1311505, 2219470, 2623010, 2885311, 4438940, 5246020, 5770622, 11541244, 14426555, 28853110, 57706220]

約数ペア:

[(1, 57706220), (2, 28853110), (4, 14426555), (5, 11541244), (10, 5770622), (11, 5246020), (13, 4438940), (20, 2885311), (22, 2623010), (26, 2219470), (44, 1311505), (52, 1109735), (55, 1049204), (65, 887788), (110, 524602), (130, 443894), (143, 403540), (220, 262301), (260, 221947), (286, 201770), (572, 100885), (715, 80708), (1430, 40354), (2860, 20177)]