4199920

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1117}}^1$

素因数の和:1177

約数の個数: 40

約数和(自身を含む): 9981504

約数和(自身を除く): 5781584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1117, 1880, 2234, 3760, 4468, 5585, 8936, 11170, 17872, 22340, 44680, 52499, 89360, 104998, 209996, 262495, 419992, 524990, 839984, 1049980, 2099960, 4199920]

約数ペア:

[(1, 4199920), (2, 2099960), (4, 1049980), (5, 839984), (8, 524990), (10, 419992), (16, 262495), (20, 209996), (40, 104998), (47, 89360), (80, 52499), (94, 44680), (188, 22340), (235, 17872), (376, 11170), (470, 8936), (752, 5585), (940, 4468), (1117, 3760), (1880, 2234)]