7298980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 16793280

約数和(自身を除く): 9494300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 67, 130, 134, 260, 268, 335, 419, 670, 838, 871, 1340, 1676, 1742, 2095, 3484, 4190, 4355, 5447, 8380, 8710, 10894, 17420, 21788, 27235, 28073, 54470, 56146, 108940, 112292, 140365, 280730, 364949, 561460, 729898, 1459796, 1824745, 3649490, 7298980]

約数ペア:

[(1, 7298980), (2, 3649490), (4, 1824745), (5, 1459796), (10, 729898), (13, 561460), (20, 364949), (26, 280730), (52, 140365), (65, 112292), (67, 108940), (130, 56146), (134, 54470), (260, 28073), (268, 27235), (335, 21788), (419, 17420), (670, 10894), (838, 8710), (871, 8380), (1340, 5447), (1676, 4355), (1742, 4190), (2095, 3484)]