19222360

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 45554400

約数和(自身を除く): 26332040

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 73, 116, 145, 146, 227, 232, 290, 292, 365, 454, 580, 584, 730, 908, 1135, 1160, 1460, 1816, 2117, 2270, 2920, 4234, 4540, 6583, 8468, 9080, 10585, 13166, 16571, 16936, 21170, 26332, 32915, 33142, 42340, 52664, 65830, 66284, 82855, 84680, 131660, 132568, 165710, 263320, 331420, 480559, 662840, 961118, 1922236, 2402795, 3844472, 4805590, 9611180, 19222360]

約数ペア:

[(1, 19222360), (2, 9611180), (4, 4805590), (5, 3844472), (8, 2402795), (10, 1922236), (20, 961118), (29, 662840), (40, 480559), (58, 331420), (73, 263320), (116, 165710), (145, 132568), (146, 131660), (227, 84680), (232, 82855), (290, 66284), (292, 65830), (365, 52664), (454, 42340), (580, 33142), (584, 32915), (730, 26332), (908, 21170), (1135, 16936), (1160, 16571), (1460, 13166), (1816, 10585), (2117, 9080), (2270, 8468), (2920, 6583), (4234, 4540)]