1040379964

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{645397}}^1$

素因数の和:645445

約数の個数: 24

約数和(自身を含む): 2023968128

約数和(自身を除く): 983588164

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 403, 806, 1612, 645397, 1290794, 2581588, 8390161, 16780322, 20007307, 33560644, 40014614, 80029228, 260094991, 520189982, 1040379964]

約数ペア:

[(1, 1040379964), (2, 520189982), (4, 260094991), (13, 80029228), (26, 40014614), (31, 33560644), (52, 20007307), (62, 16780322), (124, 8390161), (403, 2581588), (806, 1290794), (1612, 645397)]