2013818320

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{613969}}^1$

素因数の和:614023

約数の個数: 40

約数和(自身を含む): 4796333640

約数和(自身を除く): 2782515320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 613969, 1227938, 2455876, 3069845, 4911752, 6139690, 9823504, 12279380, 24558760, 25172729, 49117520, 50345458, 100690916, 125863645, 201381832, 251727290, 402763664, 503454580, 1006909160, 2013818320]

約数ペア:

[(1, 2013818320), (2, 1006909160), (4, 503454580), (5, 402763664), (8, 251727290), (10, 201381832), (16, 125863645), (20, 100690916), (40, 50345458), (41, 49117520), (80, 25172729), (82, 24558760), (164, 12279380), (205, 9823504), (328, 6139690), (410, 4911752), (656, 3069845), (820, 2455876), (1640, 1227938), (3280, 613969)]