38415920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:678

約数の個数: 80

約数和(自身を含む): 96743808

約数和(自身を除く): 58327888

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 47, 68, 80, 85, 94, 136, 170, 188, 235, 272, 340, 376, 470, 601, 680, 752, 799, 940, 1202, 1360, 1598, 1880, 2404, 3005, 3196, 3760, 3995, 4808, 6010, 6392, 7990, 9616, 10217, 12020, 12784, 15980, 20434, 24040, 28247, 31960, 40868, 48080, 51085, 56494, 63920, 81736, 102170, 112988, 141235, 163472, 204340, 225976, 282470, 408680, 451952, 480199, 564940, 817360, 960398, 1129880, 1920796, 2259760, 2400995, 3841592, 4801990, 7683184, 9603980, 19207960, 38415920]

約数ペア:

[(1, 38415920), (2, 19207960), (4, 9603980), (5, 7683184), (8, 4801990), (10, 3841592), (16, 2400995), (17, 2259760), (20, 1920796), (34, 1129880), (40, 960398), (47, 817360), (68, 564940), (80, 480199), (85, 451952), (94, 408680), (136, 282470), (170, 225976), (188, 204340), (235, 163472), (272, 141235), (340, 112988), (376, 102170), (470, 81736), (601, 63920), (680, 56494), (752, 51085), (799, 48080), (940, 40868), (1202, 31960), (1360, 28247), (1598, 24040), (1880, 20434), (2404, 15980), (3005, 12784), (3196, 12020), (3760, 10217), (3995, 9616), (4808, 7990), (6010, 6392)]