841605680

素因数分解:

$2^4\times 5^1\times {\mathrm{10520071}}^1$

素因数の和:10520084

約数の個数: 20

約数和(自身を含む): 1956733392

約数和(自身を除く): 1115127712

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 10520071, 21040142, 42080284, 52600355, 84160568, 105200710, 168321136, 210401420, 420802840, 841605680]

約数ペア:

[(1, 841605680), (2, 420802840), (4, 210401420), (5, 168321136), (8, 105200710), (10, 84160568), (16, 52600355), (20, 42080284), (40, 21040142), (80, 10520071)]