4217885960

素因数分解:

$2^3\times 5^1\times {\mathrm{4969}}^1\times {\mathrm{21221}}^1$

素因数の和:26201

約数の個数: 32

約数和(自身を含む): 9492600600

約数和(自身を除く): 5274714640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4969, 9938, 19876, 21221, 24845, 39752, 42442, 49690, 84884, 99380, 106105, 169768, 198760, 212210, 424420, 848840, 105447149, 210894298, 421788596, 527235745, 843577192, 1054471490, 2108942980, 4217885960]

約数ペア:

[(1, 4217885960), (2, 2108942980), (4, 1054471490), (5, 843577192), (8, 527235745), (10, 421788596), (20, 210894298), (40, 105447149), (4969, 848840), (9938, 424420), (19876, 212210), (21221, 198760), (24845, 169768), (39752, 106105), (42442, 99380), (49690, 84884)]