38698760

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{457}}^1$

素因数の和:570

約数の個数: 64

約数和(自身を含む): 91508400

約数和(自身を除く): 52809640

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 73, 116, 145, 146, 232, 290, 292, 365, 457, 580, 584, 730, 914, 1160, 1460, 1828, 2117, 2285, 2920, 3656, 4234, 4570, 8468, 9140, 10585, 13253, 16936, 18280, 21170, 26506, 33361, 42340, 53012, 66265, 66722, 84680, 106024, 132530, 133444, 166805, 265060, 266888, 333610, 530120, 667220, 967469, 1334440, 1934938, 3869876, 4837345, 7739752, 9674690, 19349380, 38698760]

約数ペア:

[(1, 38698760), (2, 19349380), (4, 9674690), (5, 7739752), (8, 4837345), (10, 3869876), (20, 1934938), (29, 1334440), (40, 967469), (58, 667220), (73, 530120), (116, 333610), (145, 266888), (146, 265060), (232, 166805), (290, 133444), (292, 132530), (365, 106024), (457, 84680), (580, 66722), (584, 66265), (730, 53012), (914, 42340), (1160, 33361), (1460, 26506), (1828, 21170), (2117, 18280), (2285, 16936), (2920, 13253), (3656, 10585), (4234, 9140), (4570, 8468)]