17238920

素因数分解:

$2^3\times 5^1\times {\mathrm{631}}^1\times {\mathrm{683}}^1$

素因数の和:1325

約数の個数: 32

約数和(自身を含む): 38905920

約数和(自身を除く): 21667000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 631, 683, 1262, 1366, 2524, 2732, 3155, 3415, 5048, 5464, 6310, 6830, 12620, 13660, 25240, 27320, 430973, 861946, 1723892, 2154865, 3447784, 4309730, 8619460, 17238920]

約数ペア:

[(1, 17238920), (2, 8619460), (4, 4309730), (5, 3447784), (8, 2154865), (10, 1723892), (20, 861946), (40, 430973), (631, 27320), (683, 25240), (1262, 13660), (1366, 12620), (2524, 6830), (2732, 6310), (3155, 5464), (3415, 5048)]