26446840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3257}}^1$

素因数の和:3304

約数の個数: 64

約数和(自身を含む): 70372800

約数和(自身を除く): 43925960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 3257, 4060, 6514, 8120, 13028, 16285, 22799, 26056, 32570, 45598, 65140, 91196, 94453, 113995, 130280, 182392, 188906, 227990, 377812, 455980, 472265, 661171, 755624, 911960, 944530, 1322342, 1889060, 2644684, 3305855, 3778120, 5289368, 6611710, 13223420, 26446840]

約数ペア:

[(1, 26446840), (2, 13223420), (4, 6611710), (5, 5289368), (7, 3778120), (8, 3305855), (10, 2644684), (14, 1889060), (20, 1322342), (28, 944530), (29, 911960), (35, 755624), (40, 661171), (56, 472265), (58, 455980), (70, 377812), (116, 227990), (140, 188906), (145, 182392), (203, 130280), (232, 113995), (280, 94453), (290, 91196), (406, 65140), (580, 45598), (812, 32570), (1015, 26056), (1160, 22799), (1624, 16285), (2030, 13028), (3257, 8120), (4060, 6514)]