205703330

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{41389}}^1$

素因数の和:41474

約数の個数: 32

約数和(自身を含む): 429131520

約数和(自身を除く): 223428190

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 994, 2485, 4970, 41389, 82778, 206945, 289723, 413890, 579446, 1448615, 2897230, 2938619, 5877238, 14693095, 20570333, 29386190, 41140666, 102851665, 205703330]

約数ペア:

[(1, 205703330), (2, 102851665), (5, 41140666), (7, 29386190), (10, 20570333), (14, 14693095), (35, 5877238), (70, 2938619), (71, 2897230), (142, 1448615), (355, 579446), (497, 413890), (710, 289723), (994, 206945), (2485, 82778), (4970, 41389)]