7437740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:111

約数の個数: 72

約数和(自身を含む): 17651760

約数和(自身を除く): 10214020

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 37, 38, 46, 74, 76, 92, 95, 115, 148, 185, 190, 230, 370, 380, 437, 460, 529, 703, 740, 851, 874, 1058, 1406, 1702, 1748, 2116, 2185, 2645, 2812, 3404, 3515, 4255, 4370, 5290, 7030, 8510, 8740, 10051, 10580, 14060, 16169, 17020, 19573, 20102, 32338, 39146, 40204, 50255, 64676, 78292, 80845, 97865, 100510, 161690, 195730, 201020, 323380, 371887, 391460, 743774, 1487548, 1859435, 3718870, 7437740]

約数ペア:

[(1, 7437740), (2, 3718870), (4, 1859435), (5, 1487548), (10, 743774), (19, 391460), (20, 371887), (23, 323380), (37, 201020), (38, 195730), (46, 161690), (74, 100510), (76, 97865), (92, 80845), (95, 78292), (115, 64676), (148, 50255), (185, 40204), (190, 39146), (230, 32338), (370, 20102), (380, 19573), (437, 17020), (460, 16169), (529, 14060), (703, 10580), (740, 10051), (851, 8740), (874, 8510), (1058, 7030), (1406, 5290), (1702, 4370), (1748, 4255), (2116, 3515), (2185, 3404), (2645, 2812)]