637899020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{126067}}^1$

素因数の和:126110

約数の個数: 48

約数和(自身を含む): 1524918528

約数和(自身を除く): 887019508

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 126067, 252134, 504268, 630335, 1260670, 1386737, 2521340, 2773474, 2899541, 5546948, 5799082, 6933685, 11598164, 13867370, 14497705, 27734740, 28995410, 31894951, 57990820, 63789902, 127579804, 159474755, 318949510, 637899020]

約数ペア:

[(1, 637899020), (2, 318949510), (4, 159474755), (5, 127579804), (10, 63789902), (11, 57990820), (20, 31894951), (22, 28995410), (23, 27734740), (44, 14497705), (46, 13867370), (55, 11598164), (92, 6933685), (110, 5799082), (115, 5546948), (220, 2899541), (230, 2773474), (253, 2521340), (460, 1386737), (506, 1260670), (1012, 630335), (1265, 504268), (2530, 252134), (5060, 126067)]