1520759980

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{751}}^1\times {\mathrm{983}}^1$

素因数の和:1846

約数の個数: 48

約数和(自身を含む): 3232180224

約数和(自身を除く): 1711420244

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 751, 983, 1030, 1502, 1966, 2060, 3004, 3755, 3932, 4915, 7510, 9830, 15020, 19660, 77353, 101249, 154706, 202498, 309412, 386765, 404996, 506245, 738233, 773530, 1012490, 1476466, 1547060, 2024980, 2952932, 3691165, 7382330, 14764660, 76037999, 152075998, 304151996, 380189995, 760379990, 1520759980]

約数ペア:

[(1, 1520759980), (2, 760379990), (4, 380189995), (5, 304151996), (10, 152075998), (20, 76037999), (103, 14764660), (206, 7382330), (412, 3691165), (515, 2952932), (751, 2024980), (983, 1547060), (1030, 1476466), (1502, 1012490), (1966, 773530), (2060, 738233), (3004, 506245), (3755, 404996), (3932, 386765), (4915, 309412), (7510, 202498), (9830, 154706), (15020, 101249), (19660, 77353)]