2211482680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{56473}}^1$

素因数の和:56584

約数の個数: 64

約数和(自身を含む): 5489272800

約数和(自身を除く): 3277790120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 89, 110, 178, 220, 356, 440, 445, 712, 890, 979, 1780, 1958, 3560, 3916, 4895, 7832, 9790, 19580, 39160, 56473, 112946, 225892, 282365, 451784, 564730, 621203, 1129460, 1242406, 2258920, 2484812, 3106015, 4969624, 5026097, 6212030, 10052194, 12424060, 20104388, 24848120, 25130485, 40208776, 50260970, 55287067, 100521940, 110574134, 201043880, 221148268, 276435335, 442296536, 552870670, 1105741340, 2211482680]

約数ペア:

[(1, 2211482680), (2, 1105741340), (4, 552870670), (5, 442296536), (8, 276435335), (10, 221148268), (11, 201043880), (20, 110574134), (22, 100521940), (40, 55287067), (44, 50260970), (55, 40208776), (88, 25130485), (89, 24848120), (110, 20104388), (178, 12424060), (220, 10052194), (356, 6212030), (440, 5026097), (445, 4969624), (712, 3106015), (890, 2484812), (979, 2258920), (1780, 1242406), (1958, 1129460), (3560, 621203), (3916, 564730), (4895, 451784), (7832, 282365), (9790, 225892), (19580, 112946), (39160, 56473)]