2008021220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1375357}}^1$

素因数の和:1375439

約数の個数: 24

約数和(自身を含む): 4274612664

約数和(自身を除く): 2266591444

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 1375357, 2750714, 5501428, 6876785, 13753570, 27507140, 100401061, 200802122, 401604244, 502005305, 1004010610, 2008021220]

約数ペア:

[(1, 2008021220), (2, 1004010610), (4, 502005305), (5, 401604244), (10, 200802122), (20, 100401061), (73, 27507140), (146, 13753570), (292, 6876785), (365, 5501428), (730, 2750714), (1460, 1375357)]