39993520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4201}}^1$

素因数の和:4238

約数の個数: 80

約数和(自身を含む): 112546368

約数和(自身を除く): 72552848

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4201, 4760, 8402, 9520, 16804, 21005, 29407, 33608, 42010, 58814, 67216, 71417, 84020, 117628, 142834, 147035, 168040, 235256, 285668, 294070, 336080, 357085, 470512, 499919, 571336, 588140, 714170, 999838, 1142672, 1176280, 1428340, 1999676, 2352560, 2499595, 2856680, 3999352, 4999190, 5713360, 7998704, 9998380, 19996760, 39993520]

約数ペア:

[(1, 39993520), (2, 19996760), (4, 9998380), (5, 7998704), (7, 5713360), (8, 4999190), (10, 3999352), (14, 2856680), (16, 2499595), (17, 2352560), (20, 1999676), (28, 1428340), (34, 1176280), (35, 1142672), (40, 999838), (56, 714170), (68, 588140), (70, 571336), (80, 499919), (85, 470512), (112, 357085), (119, 336080), (136, 294070), (140, 285668), (170, 235256), (238, 168040), (272, 147035), (280, 142834), (340, 117628), (476, 84020), (560, 71417), (595, 67216), (680, 58814), (952, 42010), (1190, 33608), (1360, 29407), (1904, 21005), (2380, 16804), (4201, 9520), (4760, 8402)]