190492780

素因数分解:

$2^2\times 5^1\times {\mathrm{2377}}^1\times {\mathrm{4007}}^1$

素因数の和:6393

約数の個数: 24

約数和(自身を含む): 400303008

約数和(自身を除く): 209810228

約数列:

[1, 2, 4, 5, 10, 20, 2377, 4007, 4754, 8014, 9508, 11885, 16028, 20035, 23770, 40070, 47540, 80140, 9524639, 19049278, 38098556, 47623195, 95246390, 190492780]

約数ペア:

[(1, 190492780), (2, 95246390), (4, 47623195), (5, 38098556), (10, 19049278), (20, 9524639), (2377, 80140), (4007, 47540), (4754, 40070), (8014, 23770), (9508, 20035), (11885, 16028)]