4995290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:518

約数の個数: 32

約数和(自身を含む): 9642240

約数和(自身を除く): 4646950

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 431, 610, 862, 1159, 2155, 2318, 4310, 5795, 8189, 11590, 16378, 26291, 40945, 52582, 81890, 131455, 262910, 499529, 999058, 2497645, 4995290]

約数ペア:

[(1, 4995290), (2, 2497645), (5, 999058), (10, 499529), (19, 262910), (38, 131455), (61, 81890), (95, 52582), (122, 40945), (190, 26291), (305, 16378), (431, 11590), (610, 8189), (862, 5795), (1159, 4310), (2155, 2318)]