401033620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{2011}}^1$

素因数の和:2105

約数の個数: 72

約数和(自身を含む): 927853920

約数和(自身を除く): 526820300

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 59, 65, 118, 130, 169, 236, 260, 295, 338, 590, 676, 767, 845, 1180, 1534, 1690, 2011, 3068, 3380, 3835, 4022, 7670, 8044, 9971, 10055, 15340, 19942, 20110, 26143, 39884, 40220, 49855, 52286, 99710, 104572, 118649, 130715, 199420, 237298, 261430, 339859, 474596, 522860, 593245, 679718, 1186490, 1359436, 1542437, 1699295, 2372980, 3084874, 3398590, 6169748, 6797180, 7712185, 15424370, 20051681, 30848740, 40103362, 80206724, 100258405, 200516810, 401033620]

約数ペア:

[(1, 401033620), (2, 200516810), (4, 100258405), (5, 80206724), (10, 40103362), (13, 30848740), (20, 20051681), (26, 15424370), (52, 7712185), (59, 6797180), (65, 6169748), (118, 3398590), (130, 3084874), (169, 2372980), (236, 1699295), (260, 1542437), (295, 1359436), (338, 1186490), (590, 679718), (676, 593245), (767, 522860), (845, 474596), (1180, 339859), (1534, 261430), (1690, 237298), (2011, 199420), (3068, 130715), (3380, 118649), (3835, 104572), (4022, 99710), (7670, 52286), (8044, 49855), (9971, 40220), (10055, 39884), (15340, 26143), (19942, 20110)]