193259240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{117841}}^1$

素因数の和:117893

約数の個数: 32

約数和(自身を含む): 445442760

約数和(自身を除く): 252183520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 117841, 235682, 471364, 589205, 942728, 1178410, 2356820, 4713640, 4831481, 9662962, 19325924, 24157405, 38651848, 48314810, 96629620, 193259240]

約数ペア:

[(1, 193259240), (2, 96629620), (4, 48314810), (5, 38651848), (8, 24157405), (10, 19325924), (20, 9662962), (40, 4831481), (41, 4713640), (82, 2356820), (164, 1178410), (205, 942728), (328, 589205), (410, 471364), (820, 235682), (1640, 117841)]