433957420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{10631}}^1$

素因数の和:10810

約数の個数: 48

約数和(自身を含む): 987755328

約数和(自身を除く): 553797908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1570, 2041, 3140, 4082, 8164, 10205, 10631, 20410, 21262, 40820, 42524, 53155, 106310, 138203, 212620, 276406, 552812, 691015, 1382030, 1669067, 2764060, 3338134, 6676268, 8345335, 16690670, 21697871, 33381340, 43395742, 86791484, 108489355, 216978710, 433957420]

約数ペア:

[(1, 433957420), (2, 216978710), (4, 108489355), (5, 86791484), (10, 43395742), (13, 33381340), (20, 21697871), (26, 16690670), (52, 8345335), (65, 6676268), (130, 3338134), (157, 2764060), (260, 1669067), (314, 1382030), (628, 691015), (785, 552812), (1570, 276406), (2041, 212620), (3140, 138203), (4082, 106310), (8164, 53155), (10205, 42524), (10631, 40820), (20410, 21262)]