22105121420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{340393}}^1$

素因数の和:340610

約数の個数: 48

約数和(自身を含む): 49408869888

約数和(自身を除く): 27303748468

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 191, 340, 382, 764, 955, 1910, 3247, 3820, 6494, 12988, 16235, 32470, 64940, 340393, 680786, 1361572, 1701965, 3403930, 5786681, 6807860, 11573362, 23146724, 28933405, 57866810, 65015063, 115733620, 130030126, 260060252, 325075315, 650150630, 1105256071, 1300301260, 2210512142, 4421024284, 5526280355, 11052560710, 22105121420]

約数ペア:

[(1, 22105121420), (2, 11052560710), (4, 5526280355), (5, 4421024284), (10, 2210512142), (17, 1300301260), (20, 1105256071), (34, 650150630), (68, 325075315), (85, 260060252), (170, 130030126), (191, 115733620), (340, 65015063), (382, 57866810), (764, 28933405), (955, 23146724), (1910, 11573362), (3247, 6807860), (3820, 5786681), (6494, 3403930), (12988, 1701965), (16235, 1361572), (32470, 680786), (64940, 340393)]