5143880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{18371}}^1$

素因数の和:18389

約数の個数: 32

約数和(自身を含む): 13227840

約数和(自身を除く): 8083960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 18371, 36742, 73484, 91855, 128597, 146968, 183710, 257194, 367420, 514388, 642985, 734840, 1028776, 1285970, 2571940, 5143880]

約数ペア:

[(1, 5143880), (2, 2571940), (4, 1285970), (5, 1028776), (7, 734840), (8, 642985), (10, 514388), (14, 367420), (20, 257194), (28, 183710), (35, 146968), (40, 128597), (56, 91855), (70, 73484), (140, 36742), (280, 18371)]