49220440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72383}}^1$

素因数の和:72411

約数の個数: 32

約数和(自身を含む): 117262080

約数和(自身を除く): 68041640

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 72383, 144766, 289532, 361915, 579064, 723830, 1230511, 1447660, 2461022, 2895320, 4922044, 6152555, 9844088, 12305110, 24610220, 49220440]

約数ペア:

[(1, 49220440), (2, 24610220), (4, 12305110), (5, 9844088), (8, 6152555), (10, 4922044), (17, 2895320), (20, 2461022), (34, 1447660), (40, 1230511), (68, 723830), (85, 579064), (136, 361915), (170, 289532), (340, 144766), (680, 72383)]