20057150

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 39533184

約数和(自身を除く): 19476034

約数列:

[1, 2, 5, 10, 23, 25, 46, 50, 107, 115, 163, 214, 230, 326, 535, 575, 815, 1070, 1150, 1630, 2461, 2675, 3749, 4075, 4922, 5350, 7498, 8150, 12305, 17441, 18745, 24610, 34882, 37490, 61525, 87205, 93725, 123050, 174410, 187450, 401143, 436025, 802286, 872050, 2005715, 4011430, 10028575, 20057150]

約数ペア:

[(1, 20057150), (2, 10028575), (5, 4011430), (10, 2005715), (23, 872050), (25, 802286), (46, 436025), (50, 401143), (107, 187450), (115, 174410), (163, 123050), (214, 93725), (230, 87205), (326, 61525), (535, 37490), (575, 34882), (815, 24610), (1070, 18745), (1150, 17441), (1630, 12305), (2461, 8150), (2675, 7498), (3749, 5350), (4075, 4922)]