86419760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{154321}}^1$

素因数の和:154341

約数の個数: 40

約数和(自身を含む): 229631136

約数和(自身を除く): 143211376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 154321, 308642, 617284, 771605, 1080247, 1234568, 1543210, 2160494, 2469136, 3086420, 4320988, 5401235, 6172840, 8641976, 10802470, 12345680, 17283952, 21604940, 43209880, 86419760]

約数ペア:

[(1, 86419760), (2, 43209880), (4, 21604940), (5, 17283952), (7, 12345680), (8, 10802470), (10, 8641976), (14, 6172840), (16, 5401235), (20, 4320988), (28, 3086420), (35, 2469136), (40, 2160494), (56, 1543210), (70, 1234568), (80, 1080247), (112, 771605), (140, 617284), (280, 308642), (560, 154321)]