31007940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1151}}^1$

素因数の和:1612

約数の個数: 48

約数和(自身を含む): 87091200

約数和(自身を除く): 56083260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 449, 898, 1151, 1347, 1796, 2245, 2302, 2694, 3453, 4490, 4604, 5388, 5755, 6735, 6906, 8980, 11510, 13470, 13812, 17265, 23020, 26940, 34530, 69060, 516799, 1033598, 1550397, 2067196, 2583995, 3100794, 5167990, 6201588, 7751985, 10335980, 15503970, 31007940]

約数ペア:

[(1, 31007940), (2, 15503970), (3, 10335980), (4, 7751985), (5, 6201588), (6, 5167990), (10, 3100794), (12, 2583995), (15, 2067196), (20, 1550397), (30, 1033598), (60, 516799), (449, 69060), (898, 34530), (1151, 26940), (1347, 23020), (1796, 17265), (2245, 13812), (2302, 13470), (2694, 11510), (3453, 8980), (4490, 6906), (4604, 6735), (5388, 5755)]