12013340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 26352480

約数和(自身を除く): 14339140

約数列:

[1, 2, 4, 5, 10, 20, 43, 61, 86, 122, 172, 215, 229, 244, 305, 430, 458, 610, 860, 916, 1145, 1220, 2290, 2623, 4580, 5246, 9847, 10492, 13115, 13969, 19694, 26230, 27938, 39388, 49235, 52460, 55876, 69845, 98470, 139690, 196940, 279380, 600667, 1201334, 2402668, 3003335, 6006670, 12013340]

約数ペア:

[(1, 12013340), (2, 6006670), (4, 3003335), (5, 2402668), (10, 1201334), (20, 600667), (43, 279380), (61, 196940), (86, 139690), (122, 98470), (172, 69845), (215, 55876), (229, 52460), (244, 49235), (305, 39388), (430, 27938), (458, 26230), (610, 19694), (860, 13969), (916, 13115), (1145, 10492), (1220, 9847), (2290, 5246), (2623, 4580)]