8969440

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{919}}^1$

素因数の和:995

約数の個数: 48

約数和(自身を含む): 21561120

約数和(自身を除く): 12591680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 919, 976, 1220, 1838, 1952, 2440, 3676, 4595, 4880, 7352, 9190, 9760, 14704, 18380, 29408, 36760, 56059, 73520, 112118, 147040, 224236, 280295, 448472, 560590, 896944, 1121180, 1793888, 2242360, 4484720, 8969440]

約数ペア:

[(1, 8969440), (2, 4484720), (4, 2242360), (5, 1793888), (8, 1121180), (10, 896944), (16, 560590), (20, 448472), (32, 280295), (40, 224236), (61, 147040), (80, 112118), (122, 73520), (160, 56059), (244, 36760), (305, 29408), (488, 18380), (610, 14704), (919, 9760), (976, 9190), (1220, 7352), (1838, 4880), (1952, 4595), (2440, 3676)]