843132790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{21031}}^1$

素因数の和:21268

約数の個数: 32

約数和(自身を含む): 1605162240

約数和(自身を除く): 762029450

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 211, 422, 1055, 2110, 4009, 8018, 20045, 21031, 40090, 42062, 105155, 210310, 399589, 799178, 1997945, 3995890, 4437541, 8875082, 22187705, 44375410, 84313279, 168626558, 421566395, 843132790]

約数ペア:

[(1, 843132790), (2, 421566395), (5, 168626558), (10, 84313279), (19, 44375410), (38, 22187705), (95, 8875082), (190, 4437541), (211, 3995890), (422, 1997945), (1055, 799178), (2110, 399589), (4009, 210310), (8018, 105155), (20045, 42062), (21031, 40090)]