31384020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{3209}}^1$

素因数の和:3384

約数の個数: 48

約数和(自身を含む): 88441920

約数和(自身を除く): 57057900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3209, 3260, 4890, 6418, 9627, 9780, 12836, 16045, 19254, 32090, 38508, 48135, 64180, 96270, 192540, 523067, 1046134, 1569201, 2092268, 2615335, 3138402, 5230670, 6276804, 7846005, 10461340, 15692010, 31384020]

約数ペア:

[(1, 31384020), (2, 15692010), (3, 10461340), (4, 7846005), (5, 6276804), (6, 5230670), (10, 3138402), (12, 2615335), (15, 2092268), (20, 1569201), (30, 1046134), (60, 523067), (163, 192540), (326, 96270), (489, 64180), (652, 48135), (815, 38508), (978, 32090), (1630, 19254), (1956, 16045), (2445, 12836), (3209, 9780), (3260, 9627), (4890, 6418)]