3899120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 80

約数和(自身を含む): 9963648

約数和(自身を除く): 6064528

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 61, 68, 80, 85, 94, 122, 136, 170, 188, 235, 244, 272, 305, 340, 376, 470, 488, 610, 680, 752, 799, 940, 976, 1037, 1220, 1360, 1598, 1880, 2074, 2440, 2867, 3196, 3760, 3995, 4148, 4880, 5185, 5734, 6392, 7990, 8296, 10370, 11468, 12784, 14335, 15980, 16592, 20740, 22936, 28670, 31960, 41480, 45872, 48739, 57340, 63920, 82960, 97478, 114680, 194956, 229360, 243695, 389912, 487390, 779824, 974780, 1949560, 3899120]

約数ペア:

[(1, 3899120), (2, 1949560), (4, 974780), (5, 779824), (8, 487390), (10, 389912), (16, 243695), (17, 229360), (20, 194956), (34, 114680), (40, 97478), (47, 82960), (61, 63920), (68, 57340), (80, 48739), (85, 45872), (94, 41480), (122, 31960), (136, 28670), (170, 22936), (188, 20740), (235, 16592), (244, 15980), (272, 14335), (305, 12784), (340, 11468), (376, 10370), (470, 8296), (488, 7990), (610, 6392), (680, 5734), (752, 5185), (799, 4880), (940, 4148), (976, 3995), (1037, 3760), (1220, 3196), (1360, 2867), (1598, 2440), (1880, 2074)]