2018851180

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{4259}}^1$

素因数の和:4578

約数の個数: 48

約数和(自身を含む): 4296227040

約数和(自身を除く): 2277375860

約数列:

[1, 2, 4, 5, 10, 20, 137, 173, 274, 346, 548, 685, 692, 865, 1370, 1730, 2740, 3460, 4259, 8518, 17036, 21295, 23701, 42590, 47402, 85180, 94804, 118505, 237010, 474020, 583483, 736807, 1166966, 1473614, 2333932, 2917415, 2947228, 3684035, 5834830, 7368070, 11669660, 14736140, 100942559, 201885118, 403770236, 504712795, 1009425590, 2018851180]

約数ペア:

[(1, 2018851180), (2, 1009425590), (4, 504712795), (5, 403770236), (10, 201885118), (20, 100942559), (137, 14736140), (173, 11669660), (274, 7368070), (346, 5834830), (548, 3684035), (685, 2947228), (692, 2917415), (865, 2333932), (1370, 1473614), (1730, 1166966), (2740, 736807), (3460, 583483), (4259, 474020), (8518, 237010), (17036, 118505), (21295, 94804), (23701, 85180), (42590, 47402)]