20114971020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{195709}}^1$

素因数の和:196295

約数の個数: 72

約数和(自身を含む): 61122581520

約数和(自身を除く): 41007610500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 571, 1142, 1713, 2284, 2855, 3426, 5139, 5710, 6852, 8565, 10278, 11420, 17130, 20556, 25695, 34260, 51390, 102780, 195709, 391418, 587127, 782836, 978545, 1174254, 1761381, 1957090, 2348508, 2935635, 3522762, 3914180, 5871270, 7045524, 8806905, 11742540, 17613810, 35227620, 111749839, 223499678, 335249517, 446999356, 558749195, 670499034, 1005748551, 1117498390, 1340998068, 1676247585, 2011497102, 2234996780, 3352495170, 4022994204, 5028742755, 6704990340, 10057485510, 20114971020]

約数ペア:

[(1, 20114971020), (2, 10057485510), (3, 6704990340), (4, 5028742755), (5, 4022994204), (6, 3352495170), (9, 2234996780), (10, 2011497102), (12, 1676247585), (15, 1340998068), (18, 1117498390), (20, 1005748551), (30, 670499034), (36, 558749195), (45, 446999356), (60, 335249517), (90, 223499678), (180, 111749839), (571, 35227620), (1142, 17613810), (1713, 11742540), (2284, 8806905), (2855, 7045524), (3426, 5871270), (5139, 3914180), (5710, 3522762), (6852, 2935635), (8565, 2348508), (10278, 1957090), (11420, 1761381), (17130, 1174254), (20556, 978545), (25695, 782836), (34260, 587127), (51390, 391418), (102780, 195709)]