100403980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{264221}}^1$

素因数の和:264249

約数の個数: 24

約数和(自身を含む): 221946480

約数和(自身を除く): 121542500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 264221, 528442, 1056884, 1321105, 2642210, 5020199, 5284420, 10040398, 20080796, 25100995, 50201990, 100403980]

約数ペア:

[(1, 100403980), (2, 50201990), (4, 25100995), (5, 20080796), (10, 10040398), (19, 5284420), (20, 5020199), (38, 2642210), (76, 1321105), (95, 1056884), (190, 528442), (380, 264221)]