2071100

素因数分解:

$2^2\times 5^2\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:302

約数の個数: 36

約数和(自身を含む): 4557000

約数和(自身を除く): 2485900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 139, 149, 278, 298, 556, 596, 695, 745, 1390, 1490, 2780, 2980, 3475, 3725, 6950, 7450, 13900, 14900, 20711, 41422, 82844, 103555, 207110, 414220, 517775, 1035550, 2071100]

約数ペア:

[(1, 2071100), (2, 1035550), (4, 517775), (5, 414220), (10, 207110), (20, 103555), (25, 82844), (50, 41422), (100, 20711), (139, 14900), (149, 13900), (278, 7450), (298, 6950), (556, 3725), (596, 3475), (695, 2980), (745, 2780), (1390, 1490)]