2402912240

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{698521}}^1$

素因数の和:698577

約数の個数: 40

約数和(自身を含む): 5716704048

約数和(自身を除く): 3313791808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1720, 3440, 698521, 1397042, 2794084, 3492605, 5588168, 6985210, 11176336, 13970420, 27940840, 30036403, 55881680, 60072806, 120145612, 150182015, 240291224, 300364030, 480582448, 600728060, 1201456120, 2402912240]

約数ペア:

[(1, 2402912240), (2, 1201456120), (4, 600728060), (5, 480582448), (8, 300364030), (10, 240291224), (16, 150182015), (20, 120145612), (40, 60072806), (43, 55881680), (80, 30036403), (86, 27940840), (172, 13970420), (215, 11176336), (344, 6985210), (430, 5588168), (688, 3492605), (860, 2794084), (1720, 1397042), (3440, 698521)]