128801860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{34439}}^1$

素因数の和:34476

約数の個数: 48

約数和(自身を含む): 312439680

約数和(自身を除く): 183637820

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 170, 187, 220, 340, 374, 748, 935, 1870, 3740, 34439, 68878, 137756, 172195, 344390, 378829, 585463, 688780, 757658, 1170926, 1515316, 1894145, 2341852, 2927315, 3788290, 5854630, 6440093, 7576580, 11709260, 12880186, 25760372, 32200465, 64400930, 128801860]

約数ペア:

[(1, 128801860), (2, 64400930), (4, 32200465), (5, 25760372), (10, 12880186), (11, 11709260), (17, 7576580), (20, 6440093), (22, 5854630), (34, 3788290), (44, 2927315), (55, 2341852), (68, 1894145), (85, 1515316), (110, 1170926), (170, 757658), (187, 688780), (220, 585463), (340, 378829), (374, 344390), (748, 172195), (935, 137756), (1870, 68878), (3740, 34439)]