249473740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{1907}}^1$

素因数の和:2158

約数の個数: 48

約数和(自身を含む): 543642624

約数和(自身を除く): 294168884

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 211, 310, 422, 620, 844, 1055, 1907, 2110, 3814, 4220, 6541, 7628, 9535, 13082, 19070, 26164, 32705, 38140, 59117, 65410, 118234, 130820, 236468, 295585, 402377, 591170, 804754, 1182340, 1609508, 2011885, 4023770, 8047540, 12473687, 24947374, 49894748, 62368435, 124736870, 249473740]

約数ペア:

[(1, 249473740), (2, 124736870), (4, 62368435), (5, 49894748), (10, 24947374), (20, 12473687), (31, 8047540), (62, 4023770), (124, 2011885), (155, 1609508), (211, 1182340), (310, 804754), (422, 591170), (620, 402377), (844, 295585), (1055, 236468), (1907, 130820), (2110, 118234), (3814, 65410), (4220, 59117), (6541, 38140), (7628, 32705), (9535, 26164), (13082, 19070)]