12291760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 31497984

約数和(自身を除く): 19206224

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 223, 260, 265, 424, 446, 520, 530, 689, 848, 892, 1040, 1060, 1115, 1378, 1784, 2120, 2230, 2756, 2899, 3445, 3568, 4240, 4460, 5512, 5798, 6890, 8920, 11024, 11596, 11819, 13780, 14495, 17840, 23192, 23638, 27560, 28990, 46384, 47276, 55120, 57980, 59095, 94552, 115960, 118190, 153647, 189104, 231920, 236380, 307294, 472760, 614588, 768235, 945520, 1229176, 1536470, 2458352, 3072940, 6145880, 12291760]

約数ペア:

[(1, 12291760), (2, 6145880), (4, 3072940), (5, 2458352), (8, 1536470), (10, 1229176), (13, 945520), (16, 768235), (20, 614588), (26, 472760), (40, 307294), (52, 236380), (53, 231920), (65, 189104), (80, 153647), (104, 118190), (106, 115960), (130, 94552), (208, 59095), (212, 57980), (223, 55120), (260, 47276), (265, 46384), (424, 28990), (446, 27560), (520, 23638), (530, 23192), (689, 17840), (848, 14495), (892, 13780), (1040, 11819), (1060, 11596), (1115, 11024), (1378, 8920), (1784, 6890), (2120, 5798), (2230, 5512), (2756, 4460), (2899, 4240), (3445, 3568)]