20127450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:712

約数の個数: 96

約数和(自身を含む): 59103360

約数和(自身を除く): 38975910

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 29, 30, 35, 42, 50, 58, 70, 75, 87, 105, 145, 150, 174, 175, 203, 210, 290, 350, 406, 435, 525, 609, 661, 725, 870, 1015, 1050, 1218, 1322, 1450, 1983, 2030, 2175, 3045, 3305, 3966, 4350, 4627, 5075, 6090, 6610, 9254, 9915, 10150, 13881, 15225, 16525, 19169, 19830, 23135, 27762, 30450, 33050, 38338, 46270, 49575, 57507, 69405, 95845, 99150, 115014, 115675, 134183, 138810, 191690, 231350, 268366, 287535, 347025, 402549, 479225, 575070, 670915, 694050, 805098, 958450, 1341830, 1437675, 2012745, 2875350, 3354575, 4025490, 6709150, 10063725, 20127450]

約数ペア:

[(1, 20127450), (2, 10063725), (3, 6709150), (5, 4025490), (6, 3354575), (7, 2875350), (10, 2012745), (14, 1437675), (15, 1341830), (21, 958450), (25, 805098), (29, 694050), (30, 670915), (35, 575070), (42, 479225), (50, 402549), (58, 347025), (70, 287535), (75, 268366), (87, 231350), (105, 191690), (145, 138810), (150, 134183), (174, 115675), (175, 115014), (203, 99150), (210, 95845), (290, 69405), (350, 57507), (406, 49575), (435, 46270), (525, 38338), (609, 33050), (661, 30450), (725, 27762), (870, 23135), (1015, 19830), (1050, 19169), (1218, 16525), (1322, 15225), (1450, 13881), (1983, 10150), (2030, 9915), (2175, 9254), (3045, 6610), (3305, 6090), (3966, 5075), (4350, 4627)]