20672220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{3049}}^1$

素因数の和:3174

約数の個数: 48

約数和(自身を含む): 58413600

約数和(自身を除く): 37741380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 113, 226, 339, 452, 565, 678, 1130, 1356, 1695, 2260, 3049, 3390, 6098, 6780, 9147, 12196, 15245, 18294, 30490, 36588, 45735, 60980, 91470, 182940, 344537, 689074, 1033611, 1378148, 1722685, 2067222, 3445370, 4134444, 5168055, 6890740, 10336110, 20672220]

約数ペア:

[(1, 20672220), (2, 10336110), (3, 6890740), (4, 5168055), (5, 4134444), (6, 3445370), (10, 2067222), (12, 1722685), (15, 1378148), (20, 1033611), (30, 689074), (60, 344537), (113, 182940), (226, 91470), (339, 60980), (452, 45735), (565, 36588), (678, 30490), (1130, 18294), (1356, 15245), (1695, 12196), (2260, 9147), (3049, 6780), (3390, 6098)]