31970960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1543}}^1$

素因数の和:1600

約数の個数: 80

約数和(自身を含む): 87303936

約数和(自身を除く): 55332976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 185, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1295, 1480, 1543, 2072, 2590, 2960, 3086, 4144, 5180, 6172, 7715, 10360, 10801, 12344, 15430, 20720, 21602, 24688, 30860, 43204, 54005, 57091, 61720, 86408, 108010, 114182, 123440, 172816, 216020, 228364, 285455, 399637, 432040, 456728, 570910, 799274, 864080, 913456, 1141820, 1598548, 1998185, 2283640, 3197096, 3996370, 4567280, 6394192, 7992740, 15985480, 31970960]

約数ペア:

[(1, 31970960), (2, 15985480), (4, 7992740), (5, 6394192), (7, 4567280), (8, 3996370), (10, 3197096), (14, 2283640), (16, 1998185), (20, 1598548), (28, 1141820), (35, 913456), (37, 864080), (40, 799274), (56, 570910), (70, 456728), (74, 432040), (80, 399637), (112, 285455), (140, 228364), (148, 216020), (185, 172816), (259, 123440), (280, 114182), (296, 108010), (370, 86408), (518, 61720), (560, 57091), (592, 54005), (740, 43204), (1036, 30860), (1295, 24688), (1480, 21602), (1543, 20720), (2072, 15430), (2590, 12344), (2960, 10801), (3086, 10360), (4144, 7715), (5180, 6172)]