40920105

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{6977}}^1$

素因数の和:7025

約数の個数: 32

約数和(自身を含む): 72347904

約数和(自身を除く): 31427799

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1173, 1955, 5865, 6977, 20931, 34885, 104655, 118609, 160471, 355827, 481413, 593045, 802355, 1779135, 2407065, 2728007, 8184021, 13640035, 40920105]

約数ペア:

[(1, 40920105), (3, 13640035), (5, 8184021), (15, 2728007), (17, 2407065), (23, 1779135), (51, 802355), (69, 593045), (85, 481413), (115, 355827), (255, 160471), (345, 118609), (391, 104655), (1173, 34885), (1955, 20931), (5865, 6977)]