2046205420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{21589}}^1$

素因数の和:22282

約数の個数: 48

約数和(自身を含む): 4918374720

約数和(自身を除く): 2872169300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 677, 1354, 2708, 3385, 4739, 6770, 9478, 13540, 18956, 21589, 23695, 43178, 47390, 86356, 94780, 107945, 151123, 215890, 302246, 431780, 604492, 755615, 1511230, 3022460, 14615753, 29231506, 58463012, 73078765, 102310271, 146157530, 204620542, 292315060, 409241084, 511551355, 1023102710, 2046205420]

約数ペア:

[(1, 2046205420), (2, 1023102710), (4, 511551355), (5, 409241084), (7, 292315060), (10, 204620542), (14, 146157530), (20, 102310271), (28, 73078765), (35, 58463012), (70, 29231506), (140, 14615753), (677, 3022460), (1354, 1511230), (2708, 755615), (3385, 604492), (4739, 431780), (6770, 302246), (9478, 215890), (13540, 151123), (18956, 107945), (21589, 94780), (23695, 86356), (43178, 47390)]