40227928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{769}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 81496800

約数和(自身を除く): 41268872

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 503, 769, 1006, 1538, 2012, 3076, 4024, 6152, 6539, 9997, 13078, 19994, 26156, 39988, 52312, 79976, 386807, 773614, 1547228, 3094456, 5028491, 10056982, 20113964, 40227928]

約数ペア:

[(1, 40227928), (2, 20113964), (4, 10056982), (8, 5028491), (13, 3094456), (26, 1547228), (52, 773614), (104, 386807), (503, 79976), (769, 52312), (1006, 39988), (1538, 26156), (2012, 19994), (3076, 13078), (4024, 9997), (6152, 6539)]