6407920

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{463}}^1$

素因数の和:649

約数の個数: 40

約数和(自身を含む): 15016896

約数和(自身を除く): 8608976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 463, 692, 865, 926, 1384, 1730, 1852, 2315, 2768, 3460, 3704, 4630, 6920, 7408, 9260, 13840, 18520, 37040, 80099, 160198, 320396, 400495, 640792, 800990, 1281584, 1601980, 3203960, 6407920]

約数ペア:

[(1, 6407920), (2, 3203960), (4, 1601980), (5, 1281584), (8, 800990), (10, 640792), (16, 400495), (20, 320396), (40, 160198), (80, 80099), (173, 37040), (346, 18520), (463, 13840), (692, 9260), (865, 7408), (926, 6920), (1384, 4630), (1730, 3704), (1852, 3460), (2315, 2768)]