172634240

素因数分解:

$2^7\times 5^1\times {\mathrm{269741}}^1$

素因数の和:269760

約数の個数: 32

約数和(自身を含む): 412705260

約数和(自身を除く): 240071020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 269741, 539482, 1078964, 1348705, 2157928, 2697410, 4315856, 5394820, 8631712, 10789640, 17263424, 21579280, 34526848, 43158560, 86317120, 172634240]

約数ペア:

[(1, 172634240), (2, 86317120), (4, 43158560), (5, 34526848), (8, 21579280), (10, 17263424), (16, 10789640), (20, 8631712), (32, 5394820), (40, 4315856), (64, 2697410), (80, 2157928), (128, 1348705), (160, 1078964), (320, 539482), (640, 269741)]