61808740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3907}}^1$

素因数の和:4036

約数の個数: 48

約数和(自身を含む): 149692032

約数和(自身を除く): 87883292

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 113, 140, 226, 452, 565, 791, 1130, 1582, 2260, 3164, 3907, 3955, 7814, 7910, 15628, 15820, 19535, 27349, 39070, 54698, 78140, 109396, 136745, 273490, 441491, 546980, 882982, 1765964, 2207455, 3090437, 4414910, 6180874, 8829820, 12361748, 15452185, 30904370, 61808740]

約数ペア:

[(1, 61808740), (2, 30904370), (4, 15452185), (5, 12361748), (7, 8829820), (10, 6180874), (14, 4414910), (20, 3090437), (28, 2207455), (35, 1765964), (70, 882982), (113, 546980), (140, 441491), (226, 273490), (452, 136745), (565, 109396), (791, 78140), (1130, 54698), (1582, 39070), (2260, 27349), (3164, 19535), (3907, 15820), (3955, 15628), (7814, 7910)]