15709601079020

素因数分解:

$2^2\times 5^1\times {\mathrm{2971}}^1\times {\mathrm{264382381}}^1$

素因数の和:264385361

約数の個数: 24

約数和(自身を含む): 33001266450768

約数和(自身を除く): 17291665371748

約数列:

[1, 2, 4, 5, 10, 20, 2971, 5942, 11884, 14855, 29710, 59420, 264382381, 528764762, 1057529524, 1321911905, 2643823810, 5287647620, 785480053951, 1570960107902, 3141920215804, 3927400269755, 7854800539510, 15709601079020]

約数ペア:

[(1, 15709601079020), (2, 7854800539510), (4, 3927400269755), (5, 3141920215804), (10, 1570960107902), (20, 785480053951), (2971, 5287647620), (5942, 2643823810), (11884, 1321911905), (14855, 1057529524), (29710, 528764762), (59420, 264382381)]