40637960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4861}}^1$

素因数の和:4902

約数の個数: 64

約数和(自身を含む): 105019200

約数和(自身を除く): 64381240

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 4861, 8360, 9722, 19444, 24305, 38888, 48610, 53471, 92359, 97220, 106942, 184718, 194440, 213884, 267355, 369436, 427768, 461795, 534710, 738872, 923590, 1015949, 1069420, 1847180, 2031898, 2138840, 3694360, 4063796, 5079745, 8127592, 10159490, 20318980, 40637960]

約数ペア:

[(1, 40637960), (2, 20318980), (4, 10159490), (5, 8127592), (8, 5079745), (10, 4063796), (11, 3694360), (19, 2138840), (20, 2031898), (22, 1847180), (38, 1069420), (40, 1015949), (44, 923590), (55, 738872), (76, 534710), (88, 461795), (95, 427768), (110, 369436), (152, 267355), (190, 213884), (209, 194440), (220, 184718), (380, 106942), (418, 97220), (440, 92359), (760, 53471), (836, 48610), (1045, 38888), (1672, 24305), (2090, 19444), (4180, 9722), (4861, 8360)]