832794920

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{42403}}^1$

素因数の和:42905

約数の個数: 32

約数和(自身を含む): 1877649120

約数和(自身を除く): 1044854200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 9820, 19640, 42403, 84806, 169612, 212015, 339224, 424030, 848060, 1696120, 20819873, 41639746, 83279492, 104099365, 166558984, 208198730, 416397460, 832794920]

約数ペア:

[(1, 832794920), (2, 416397460), (4, 208198730), (5, 166558984), (8, 104099365), (10, 83279492), (20, 41639746), (40, 20819873), (491, 1696120), (982, 848060), (1964, 424030), (2455, 339224), (3928, 212015), (4910, 169612), (9820, 84806), (19640, 42403)]