41987920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:932

約数の個数: 80

約数和(自身を含む): 107493120

約数和(自身を除く): 65505200

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 47, 52, 65, 80, 94, 104, 130, 188, 208, 235, 260, 376, 470, 520, 611, 752, 859, 940, 1040, 1222, 1718, 1880, 2444, 3055, 3436, 3760, 4295, 4888, 6110, 6872, 8590, 9776, 11167, 12220, 13744, 17180, 22334, 24440, 34360, 40373, 44668, 48880, 55835, 68720, 80746, 89336, 111670, 161492, 178672, 201865, 223340, 322984, 403730, 446680, 524849, 645968, 807460, 893360, 1049698, 1614920, 2099396, 2624245, 3229840, 4198792, 5248490, 8397584, 10496980, 20993960, 41987920]

約数ペア:

[(1, 41987920), (2, 20993960), (4, 10496980), (5, 8397584), (8, 5248490), (10, 4198792), (13, 3229840), (16, 2624245), (20, 2099396), (26, 1614920), (40, 1049698), (47, 893360), (52, 807460), (65, 645968), (80, 524849), (94, 446680), (104, 403730), (130, 322984), (188, 223340), (208, 201865), (235, 178672), (260, 161492), (376, 111670), (470, 89336), (520, 80746), (611, 68720), (752, 55835), (859, 48880), (940, 44668), (1040, 40373), (1222, 34360), (1718, 24440), (1880, 22334), (2444, 17180), (3055, 13744), (3436, 12220), (3760, 11167), (4295, 9776), (4888, 8590), (6110, 6872)]