31007960

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{26731}}^1$

素因数の和:26771

約数の個数: 32

約数和(自身を含む): 72176400

約数和(自身を除く): 41168440

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 26731, 53462, 106924, 133655, 213848, 267310, 534620, 775199, 1069240, 1550398, 3100796, 3875995, 6201592, 7751990, 15503980, 31007960]

約数ペア:

[(1, 31007960), (2, 15503980), (4, 7751990), (5, 6201592), (8, 3875995), (10, 3100796), (20, 1550398), (29, 1069240), (40, 775199), (58, 534620), (116, 267310), (145, 213848), (232, 133655), (290, 106924), (580, 53462), (1160, 26731)]