20547270

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{25367}}^1$

素因数の和:25386

約数の個数: 40

約数和(自身を含む): 55251504

約数和(自身を除く): 34704234

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 25367, 50734, 76101, 126835, 152202, 228303, 253670, 380505, 456606, 684909, 761010, 1141515, 1369818, 2054727, 2283030, 3424545, 4109454, 6849090, 10273635, 20547270]

約数ペア:

[(1, 20547270), (2, 10273635), (3, 6849090), (5, 4109454), (6, 3424545), (9, 2283030), (10, 2054727), (15, 1369818), (18, 1141515), (27, 761010), (30, 684909), (45, 456606), (54, 380505), (81, 253670), (90, 228303), (135, 152202), (162, 126835), (270, 76101), (405, 50734), (810, 25367)]