20235690

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:668

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 34196310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 149, 270, 298, 447, 503, 745, 894, 1006, 1341, 1490, 1509, 2235, 2515, 2682, 3018, 4023, 4470, 4527, 5030, 6705, 7545, 8046, 9054, 13410, 13581, 15090, 20115, 22635, 27162, 40230, 45270, 67905, 74947, 135810, 149894, 224841, 374735, 449682, 674523, 749470, 1124205, 1349046, 2023569, 2248410, 3372615, 4047138, 6745230, 10117845, 20235690]

約数ペア:

[(1, 20235690), (2, 10117845), (3, 6745230), (5, 4047138), (6, 3372615), (9, 2248410), (10, 2023569), (15, 1349046), (18, 1124205), (27, 749470), (30, 674523), (45, 449682), (54, 374735), (90, 224841), (135, 149894), (149, 135810), (270, 74947), (298, 67905), (447, 45270), (503, 40230), (745, 27162), (894, 22635), (1006, 20115), (1341, 15090), (1490, 13581), (1509, 13410), (2235, 9054), (2515, 8046), (2682, 7545), (3018, 6705), (4023, 5030), (4470, 4527)]