31041440

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10211}}^1$

素因数の和:10245

約数の個数: 48

約数和(自身を含む): 77202720

約数和(自身を除く): 46161280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 10211, 20422, 40844, 51055, 81688, 102110, 163376, 194009, 204220, 326752, 388018, 408440, 776036, 816880, 970045, 1552072, 1633760, 1940090, 3104144, 3880180, 6208288, 7760360, 15520720, 31041440]

約数ペア:

[(1, 31041440), (2, 15520720), (4, 7760360), (5, 6208288), (8, 3880180), (10, 3104144), (16, 1940090), (19, 1633760), (20, 1552072), (32, 970045), (38, 816880), (40, 776036), (76, 408440), (80, 388018), (95, 326752), (152, 204220), (160, 194009), (190, 163376), (304, 102110), (380, 81688), (608, 51055), (760, 40844), (1520, 20422), (3040, 10211)]