201452620

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{121357}}^1$

素因数の和:121449

約数の個数: 24

約数和(自身を含む): 428151024

約数和(自身を除く): 226698404

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 121357, 242714, 485428, 606785, 1213570, 2427140, 10072631, 20145262, 40290524, 50363155, 100726310, 201452620]

約数ペア:

[(1, 201452620), (2, 100726310), (4, 50363155), (5, 40290524), (10, 20145262), (20, 10072631), (83, 2427140), (166, 1213570), (332, 606785), (415, 485428), (830, 242714), (1660, 121357)]