13057879940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{923471}}^1$

素因数の和:923588

約数の個数: 48

約数和(自身を含む): 31649232384

約数和(自身を除く): 18591352444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 14140, 923471, 1846942, 3693884, 4617355, 6464297, 9234710, 12928594, 18469420, 25857188, 32321485, 64642970, 93270571, 129285940, 186541142, 373082284, 466352855, 652893997, 932705710, 1305787994, 1865411420, 2611575988, 3264469985, 6528939970, 13057879940]

約数ペア:

[(1, 13057879940), (2, 6528939970), (4, 3264469985), (5, 2611575988), (7, 1865411420), (10, 1305787994), (14, 932705710), (20, 652893997), (28, 466352855), (35, 373082284), (70, 186541142), (101, 129285940), (140, 93270571), (202, 64642970), (404, 32321485), (505, 25857188), (707, 18469420), (1010, 12928594), (1414, 9234710), (2020, 6464297), (2828, 4617355), (3535, 3693884), (7070, 1846942), (14140, 923471)]