2012172980

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{5849}}^1$

素因数の和:6128

約数の個数: 48

約数和(自身を含む): 4292870400

約数和(自身を除く): 2280697420

約数列:

[1, 2, 4, 5, 10, 20, 103, 167, 206, 334, 412, 515, 668, 835, 1030, 1670, 2060, 3340, 5849, 11698, 17201, 23396, 29245, 34402, 58490, 68804, 86005, 116980, 172010, 344020, 602447, 976783, 1204894, 1953566, 2409788, 3012235, 3907132, 4883915, 6024470, 9767830, 12048940, 19535660, 100608649, 201217298, 402434596, 503043245, 1006086490, 2012172980]

約数ペア:

[(1, 2012172980), (2, 1006086490), (4, 503043245), (5, 402434596), (10, 201217298), (20, 100608649), (103, 19535660), (167, 12048940), (206, 9767830), (334, 6024470), (412, 4883915), (515, 3907132), (668, 3012235), (835, 2409788), (1030, 1953566), (1670, 1204894), (2060, 976783), (3340, 602447), (5849, 344020), (11698, 172010), (17201, 116980), (23396, 86005), (29245, 68804), (34402, 58490)]