1868713040

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{382933}}^1$

素因数の和:383007

約数の個数: 40

約数和(自身を含む): 4415994888

約数和(自身を除く): 2547281848

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 382933, 765866, 1531732, 1914665, 3063464, 3829330, 6126928, 7658660, 15317320, 23358913, 30634640, 46717826, 93435652, 116794565, 186871304, 233589130, 373742608, 467178260, 934356520, 1868713040]

約数ペア:

[(1, 1868713040), (2, 934356520), (4, 467178260), (5, 373742608), (8, 233589130), (10, 186871304), (16, 116794565), (20, 93435652), (40, 46717826), (61, 30634640), (80, 23358913), (122, 15317320), (244, 7658660), (305, 6126928), (488, 3829330), (610, 3063464), (976, 1914665), (1220, 1531732), (2440, 765866), (4880, 382933)]