38364920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:285

約数の個数: 128

約数和(自身を含む): 104509440

約数和(自身を除く): 66144520

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 23, 34, 40, 44, 46, 55, 68, 85, 88, 92, 110, 115, 136, 170, 184, 187, 220, 223, 230, 253, 340, 374, 391, 440, 446, 460, 506, 680, 748, 782, 892, 920, 935, 1012, 1115, 1265, 1496, 1564, 1784, 1870, 1955, 2024, 2230, 2453, 2530, 3128, 3740, 3791, 3910, 4301, 4460, 4906, 5060, 5129, 7480, 7582, 7820, 8602, 8920, 9812, 10120, 10258, 12265, 15164, 15640, 17204, 18955, 19624, 20516, 21505, 24530, 25645, 30328, 34408, 37910, 41032, 41701, 43010, 49060, 51290, 56419, 75820, 83402, 86020, 87193, 98120, 102580, 112838, 151640, 166804, 172040, 174386, 205160, 208505, 225676, 282095, 333608, 348772, 417010, 435965, 451352, 564190, 697544, 834020, 871930, 959123, 1128380, 1668040, 1743860, 1918246, 2256760, 3487720, 3836492, 4795615, 7672984, 9591230, 19182460, 38364920]

約数ペア:

[(1, 38364920), (2, 19182460), (4, 9591230), (5, 7672984), (8, 4795615), (10, 3836492), (11, 3487720), (17, 2256760), (20, 1918246), (22, 1743860), (23, 1668040), (34, 1128380), (40, 959123), (44, 871930), (46, 834020), (55, 697544), (68, 564190), (85, 451352), (88, 435965), (92, 417010), (110, 348772), (115, 333608), (136, 282095), (170, 225676), (184, 208505), (187, 205160), (220, 174386), (223, 172040), (230, 166804), (253, 151640), (340, 112838), (374, 102580), (391, 98120), (440, 87193), (446, 86020), (460, 83402), (506, 75820), (680, 56419), (748, 51290), (782, 49060), (892, 43010), (920, 41701), (935, 41032), (1012, 37910), (1115, 34408), (1265, 30328), (1496, 25645), (1564, 24530), (1784, 21505), (1870, 20516), (1955, 19624), (2024, 18955), (2230, 17204), (2453, 15640), (2530, 15164), (3128, 12265), (3740, 10258), (3791, 10120), (3910, 9812), (4301, 8920), (4460, 8602), (4906, 7820), (5060, 7582), (5129, 7480)]