84811960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{34759}}^1$

素因数の和:34831

約数の個数: 32

約数和(自身を含む): 193960800

約数和(自身を除く): 109148840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 34759, 69518, 139036, 173795, 278072, 347590, 695180, 1390360, 2120299, 4240598, 8481196, 10601495, 16962392, 21202990, 42405980, 84811960]

約数ペア:

[(1, 84811960), (2, 42405980), (4, 21202990), (5, 16962392), (8, 10601495), (10, 8481196), (20, 4240598), (40, 2120299), (61, 1390360), (122, 695180), (244, 347590), (305, 278072), (488, 173795), (610, 139036), (1220, 69518), (2440, 34759)]