8015840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:460

約数の個数: 96

約数和(自身を含む): 22970304

約数和(自身を除く): 14954464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 421, 476, 544, 560, 595, 680, 842, 952, 1120, 1190, 1360, 1684, 1904, 2105, 2380, 2720, 2947, 3368, 3808, 4210, 4760, 5894, 6736, 7157, 8420, 9520, 11788, 13472, 14314, 14735, 16840, 19040, 23576, 28628, 29470, 33680, 35785, 47152, 50099, 57256, 58940, 67360, 71570, 94304, 100198, 114512, 117880, 143140, 200396, 229024, 235760, 250495, 286280, 400792, 471520, 500990, 572560, 801584, 1001980, 1145120, 1603168, 2003960, 4007920, 8015840]

約数ペア:

[(1, 8015840), (2, 4007920), (4, 2003960), (5, 1603168), (7, 1145120), (8, 1001980), (10, 801584), (14, 572560), (16, 500990), (17, 471520), (20, 400792), (28, 286280), (32, 250495), (34, 235760), (35, 229024), (40, 200396), (56, 143140), (68, 117880), (70, 114512), (80, 100198), (85, 94304), (112, 71570), (119, 67360), (136, 58940), (140, 57256), (160, 50099), (170, 47152), (224, 35785), (238, 33680), (272, 29470), (280, 28628), (340, 23576), (421, 19040), (476, 16840), (544, 14735), (560, 14314), (595, 13472), (680, 11788), (842, 9520), (952, 8420), (1120, 7157), (1190, 6736), (1360, 5894), (1684, 4760), (1904, 4210), (2105, 3808), (2380, 3368), (2720, 2947)]