61880560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{110501}}^1$

素因数の和:110521

約数の個数: 40

約数和(自身を含む): 164426976

約数和(自身を除く): 102546416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 110501, 221002, 442004, 552505, 773507, 884008, 1105010, 1547014, 1768016, 2210020, 3094028, 3867535, 4420040, 6188056, 7735070, 8840080, 12376112, 15470140, 30940280, 61880560]

約数ペア:

[(1, 61880560), (2, 30940280), (4, 15470140), (5, 12376112), (7, 8840080), (8, 7735070), (10, 6188056), (14, 4420040), (16, 3867535), (20, 3094028), (28, 2210020), (35, 1768016), (40, 1547014), (56, 1105010), (70, 884008), (80, 773507), (112, 552505), (140, 442004), (280, 221002), (560, 110501)]