4856920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 11664000

約数和(自身を除く): 6807080

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 53, 58, 79, 106, 116, 145, 158, 212, 232, 265, 290, 316, 395, 424, 530, 580, 632, 790, 1060, 1160, 1537, 1580, 2120, 2291, 3074, 3160, 4187, 4582, 6148, 7685, 8374, 9164, 11455, 12296, 15370, 16748, 18328, 20935, 22910, 30740, 33496, 41870, 45820, 61480, 83740, 91640, 121423, 167480, 242846, 485692, 607115, 971384, 1214230, 2428460, 4856920]

約数ペア:

[(1, 4856920), (2, 2428460), (4, 1214230), (5, 971384), (8, 607115), (10, 485692), (20, 242846), (29, 167480), (40, 121423), (53, 91640), (58, 83740), (79, 61480), (106, 45820), (116, 41870), (145, 33496), (158, 30740), (212, 22910), (232, 20935), (265, 18328), (290, 16748), (316, 15370), (395, 12296), (424, 11455), (530, 9164), (580, 8374), (632, 7685), (790, 6148), (1060, 4582), (1160, 4187), (1537, 3160), (1580, 3074), (2120, 2291)]