27753760

素因数分解:

$2^5\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1949}}^1$

素因数の和:2053

約数の個数: 48

約数和(自身を含む): 66339000

約数和(自身を除く): 38585240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 89, 160, 178, 356, 445, 712, 890, 1424, 1780, 1949, 2848, 3560, 3898, 7120, 7796, 9745, 14240, 15592, 19490, 31184, 38980, 62368, 77960, 155920, 173461, 311840, 346922, 693844, 867305, 1387688, 1734610, 2775376, 3469220, 5550752, 6938440, 13876880, 27753760]

約数ペア:

[(1, 27753760), (2, 13876880), (4, 6938440), (5, 5550752), (8, 3469220), (10, 2775376), (16, 1734610), (20, 1387688), (32, 867305), (40, 693844), (80, 346922), (89, 311840), (160, 173461), (178, 155920), (356, 77960), (445, 62368), (712, 38980), (890, 31184), (1424, 19490), (1780, 15592), (1949, 14240), (2848, 9745), (3560, 7796), (3898, 7120)]