1303661420

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1589831}}^1$

素因数の和:1589881

約数の個数: 24

約数和(自身を含む): 2804463648

約数和(自身を除く): 1500802228

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1589831, 3179662, 6359324, 7949155, 15898310, 31796620, 65183071, 130366142, 260732284, 325915355, 651830710, 1303661420]

約数ペア:

[(1, 1303661420), (2, 651830710), (4, 325915355), (5, 260732284), (10, 130366142), (20, 65183071), (41, 31796620), (82, 15898310), (164, 7949155), (205, 6359324), (410, 3179662), (820, 1589831)]