2059797980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{88861}}^1$

素因数の和:88950

約数の個数: 48

約数和(自身を含む): 4627932960

約数和(自身を除く): 2568134980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 61, 76, 95, 122, 190, 244, 305, 380, 610, 1159, 1220, 2318, 4636, 5795, 11590, 23180, 88861, 177722, 355444, 444305, 888610, 1688359, 1777220, 3376718, 5420521, 6753436, 8441795, 10841042, 16883590, 21682084, 27102605, 33767180, 54205210, 102989899, 108410420, 205979798, 411959596, 514949495, 1029898990, 2059797980]

約数ペア:

[(1, 2059797980), (2, 1029898990), (4, 514949495), (5, 411959596), (10, 205979798), (19, 108410420), (20, 102989899), (38, 54205210), (61, 33767180), (76, 27102605), (95, 21682084), (122, 16883590), (190, 10841042), (244, 8441795), (305, 6753436), (380, 5420521), (610, 3376718), (1159, 1777220), (1220, 1688359), (2318, 888610), (4636, 444305), (5795, 355444), (11590, 177722), (23180, 88861)]