122956280

素因数分解:

$2^3\times 5^1\times {\mathrm{151}}^1\times {\mathrm{20357}}^1$

素因数の和:20519

約数の個数: 32

約数和(自身を含む): 278497440

約数和(自身を除く): 155541160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 151, 302, 604, 755, 1208, 1510, 3020, 6040, 20357, 40714, 81428, 101785, 162856, 203570, 407140, 814280, 3073907, 6147814, 12295628, 15369535, 24591256, 30739070, 61478140, 122956280]

約数ペア:

[(1, 122956280), (2, 61478140), (4, 30739070), (5, 24591256), (8, 15369535), (10, 12295628), (20, 6147814), (40, 3073907), (151, 814280), (302, 407140), (604, 203570), (755, 162856), (1208, 101785), (1510, 81428), (3020, 40714), (6040, 20357)]