40801228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{787}}^1\times {\mathrm{997}}^1$

素因数の和:1801

約数の個数: 24

約数和(自身を含む): 77069552

約数和(自身を除く): 36268324

約数列:

[1, 2, 4, 13, 26, 52, 787, 997, 1574, 1994, 3148, 3988, 10231, 12961, 20462, 25922, 40924, 51844, 784639, 1569278, 3138556, 10200307, 20400614, 40801228]

約数ペア:

[(1, 40801228), (2, 20400614), (4, 10200307), (13, 3138556), (26, 1569278), (52, 784639), (787, 51844), (997, 40924), (1574, 25922), (1994, 20462), (3148, 12961), (3988, 10231)]