1330321880

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{294319}}^1$

素因数の和:294443

約数の個数: 32

約数和(自身を含む): 3019723200

約数和(自身を除く): 1689401320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 226, 452, 565, 904, 1130, 2260, 4520, 294319, 588638, 1177276, 1471595, 2354552, 2943190, 5886380, 11772760, 33258047, 66516094, 133032188, 166290235, 266064376, 332580470, 665160940, 1330321880]

約数ペア:

[(1, 1330321880), (2, 665160940), (4, 332580470), (5, 266064376), (8, 166290235), (10, 133032188), (20, 66516094), (40, 33258047), (113, 11772760), (226, 5886380), (452, 2943190), (565, 2354552), (904, 1471595), (1130, 1177276), (2260, 588638), (4520, 294319)]