61919960

素因数分解:

$2^3\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{1459}}^1$

素因数の和:2531

約数の個数: 32

約数和(自身を含む): 139546800

約数和(自身を除く): 77626840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1061, 1459, 2122, 2918, 4244, 5305, 5836, 7295, 8488, 10610, 11672, 14590, 21220, 29180, 42440, 58360, 1547999, 3095998, 6191996, 7739995, 12383992, 15479990, 30959980, 61919960]

約数ペア:

[(1, 61919960), (2, 30959980), (4, 15479990), (5, 12383992), (8, 7739995), (10, 6191996), (20, 3095998), (40, 1547999), (1061, 58360), (1459, 42440), (2122, 29180), (2918, 21220), (4244, 14590), (5305, 11672), (5836, 10610), (7295, 8488)]