27816580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{227}}^1\times {\mathrm{557}}^1$

素因数の和:804

約数の個数: 48

約数和(自身を含む): 64120896

約数和(自身を除く): 36304316

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 227, 454, 557, 908, 1114, 1135, 2228, 2270, 2497, 2785, 4540, 4994, 5570, 6127, 9988, 11140, 12254, 12485, 24508, 24970, 30635, 49940, 61270, 122540, 126439, 252878, 505756, 632195, 1264390, 1390829, 2528780, 2781658, 5563316, 6954145, 13908290, 27816580]

約数ペア:

[(1, 27816580), (2, 13908290), (4, 6954145), (5, 5563316), (10, 2781658), (11, 2528780), (20, 1390829), (22, 1264390), (44, 632195), (55, 505756), (110, 252878), (220, 126439), (227, 122540), (454, 61270), (557, 49940), (908, 30635), (1114, 24970), (1135, 24508), (2228, 12485), (2270, 12254), (2497, 11140), (2785, 9988), (4540, 6127), (4994, 5570)]