22420020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{53381}}^1$

素因数の和:53400

約数の個数: 48

約数和(自身を含む): 71745408

約数和(自身を除く): 49325388

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, 53381, 106762, 160143, 213524, 266905, 320286, 373667, 533810, 640572, 747334, 800715, 1067620, 1121001, 1494668, 1601430, 1868335, 2242002, 3202860, 3736670, 4484004, 5605005, 7473340, 11210010, 22420020]

約数ペア:

[(1, 22420020), (2, 11210010), (3, 7473340), (4, 5605005), (5, 4484004), (6, 3736670), (7, 3202860), (10, 2242002), (12, 1868335), (14, 1601430), (15, 1494668), (20, 1121001), (21, 1067620), (28, 800715), (30, 747334), (35, 640572), (42, 533810), (60, 373667), (70, 320286), (84, 266905), (105, 213524), (140, 160143), (210, 106762), (420, 53381)]