8784880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8447}}^1$

素因数の和:8473

約数の個数: 40

約数和(自身を含む): 21998592

約数和(自身を除く): 13213712

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 8447, 16894, 33788, 42235, 67576, 84470, 109811, 135152, 168940, 219622, 337880, 439244, 549055, 675760, 878488, 1098110, 1756976, 2196220, 4392440, 8784880]

約数ペア:

[(1, 8784880), (2, 4392440), (4, 2196220), (5, 1756976), (8, 1098110), (10, 878488), (13, 675760), (16, 549055), (20, 439244), (26, 337880), (40, 219622), (52, 168940), (65, 135152), (80, 109811), (104, 84470), (130, 67576), (208, 42235), (260, 33788), (520, 16894), (1040, 8447)]