849209840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{624419}}^1$

素因数の和:624449

約数の個数: 40

約数和(自身を含む): 2090558160

約数和(自身を除く): 1241348320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 624419, 1248838, 2497676, 3122095, 4995352, 6244190, 9990704, 10615123, 12488380, 21230246, 24976760, 42460492, 49953520, 53075615, 84920984, 106151230, 169841968, 212302460, 424604920, 849209840]

約数ペア:

[(1, 849209840), (2, 424604920), (4, 212302460), (5, 169841968), (8, 106151230), (10, 84920984), (16, 53075615), (17, 49953520), (20, 42460492), (34, 24976760), (40, 21230246), (68, 12488380), (80, 10615123), (85, 9990704), (136, 6244190), (170, 4995352), (272, 3122095), (340, 2497676), (680, 1248838), (1360, 624419)]