104915120

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21499}}^1$

素因数の和:21573

約数の個数: 40

約数和(自身を含む): 247938000

約数和(自身を除く): 143022880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 21499, 42998, 85996, 107495, 171992, 214990, 343984, 429980, 859960, 1311439, 1719920, 2622878, 5245756, 6557195, 10491512, 13114390, 20983024, 26228780, 52457560, 104915120]

約数ペア:

[(1, 104915120), (2, 52457560), (4, 26228780), (5, 20983024), (8, 13114390), (10, 10491512), (16, 6557195), (20, 5245756), (40, 2622878), (61, 1719920), (80, 1311439), (122, 859960), (244, 429980), (305, 343984), (488, 214990), (610, 171992), (976, 107495), (1220, 85996), (2440, 42998), (4880, 21499)]