54172860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{128983}}^1$

素因数の和:129002

約数の個数: 48

約数和(自身を含む): 173354496

約数和(自身を除く): 119181636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 128983, 257966, 386949, 515932, 644915, 773898, 902881, 1289830, 1547796, 1805762, 1934745, 2579660, 2708643, 3611524, 3869490, 4514405, 5417286, 7738980, 9028810, 10834572, 13543215, 18057620, 27086430, 54172860]

約数ペア:

[(1, 54172860), (2, 27086430), (3, 18057620), (4, 13543215), (5, 10834572), (6, 9028810), (7, 7738980), (10, 5417286), (12, 4514405), (14, 3869490), (15, 3611524), (20, 2708643), (21, 2579660), (28, 1934745), (30, 1805762), (35, 1547796), (42, 1289830), (60, 902881), (70, 773898), (84, 644915), (105, 515932), (140, 386949), (210, 257966), (420, 128983)]