520096820

素因数分解:

$2^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1\times {\mathrm{787}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 1105671168

約数和(自身を除く): 585574348

約数列:

[1, 2, 4, 5, 10, 20, 173, 191, 346, 382, 692, 764, 787, 865, 955, 1574, 1730, 1910, 3148, 3460, 3820, 3935, 7870, 15740, 33043, 66086, 132172, 136151, 150317, 165215, 272302, 300634, 330430, 544604, 601268, 660860, 680755, 751585, 1361510, 1503170, 2723020, 3006340, 26004841, 52009682, 104019364, 130024205, 260048410, 520096820]

約数ペア:

[(1, 520096820), (2, 260048410), (4, 130024205), (5, 104019364), (10, 52009682), (20, 26004841), (173, 3006340), (191, 2723020), (346, 1503170), (382, 1361510), (692, 751585), (764, 680755), (787, 660860), (865, 601268), (955, 544604), (1574, 330430), (1730, 300634), (1910, 272302), (3148, 165215), (3460, 150317), (3820, 136151), (3935, 132172), (7870, 66086), (15740, 33043)]