22499480

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1621}}^1$

素因数の和:1979

約数の個数: 32

約数和(自身を含む): 50801040

約数和(自身を除く): 28301560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1621, 1735, 2776, 3242, 3470, 6484, 6940, 8105, 12968, 13880, 16210, 32420, 64840, 562487, 1124974, 2249948, 2812435, 4499896, 5624870, 11249740, 22499480]

約数ペア:

[(1, 22499480), (2, 11249740), (4, 5624870), (5, 4499896), (8, 2812435), (10, 2249948), (20, 1124974), (40, 562487), (347, 64840), (694, 32420), (1388, 16210), (1621, 13880), (1735, 12968), (2776, 8105), (3242, 6940), (3470, 6484)]