12693940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{12953}}^1$

素因数の和:12976

約数の個数: 36

約数和(自身を含む): 31011876

約数和(自身を除く): 18317936

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 12953, 25906, 51812, 64765, 90671, 129530, 181342, 259060, 362684, 453355, 634697, 906710, 1269394, 1813420, 2538788, 3173485, 6346970, 12693940]

約数ペア:

[(1, 12693940), (2, 6346970), (4, 3173485), (5, 2538788), (7, 1813420), (10, 1269394), (14, 906710), (20, 634697), (28, 453355), (35, 362684), (49, 259060), (70, 181342), (98, 129530), (140, 90671), (196, 64765), (245, 51812), (490, 25906), (980, 12953)]