909065260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{13217}}^1$

素因数の和:13426

約数の個数: 48

約数和(自身を含む): 2020767840

約数和(自身を除く): 1111702580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 181, 190, 362, 380, 724, 905, 1810, 3439, 3620, 6878, 13217, 13756, 17195, 26434, 34390, 52868, 66085, 68780, 132170, 251123, 264340, 502246, 1004492, 1255615, 2392277, 2511230, 4784554, 5022460, 9569108, 11961385, 23922770, 45453263, 47845540, 90906526, 181813052, 227266315, 454532630, 909065260]

約数ペア:

[(1, 909065260), (2, 454532630), (4, 227266315), (5, 181813052), (10, 90906526), (19, 47845540), (20, 45453263), (38, 23922770), (76, 11961385), (95, 9569108), (181, 5022460), (190, 4784554), (362, 2511230), (380, 2392277), (724, 1255615), (905, 1004492), (1810, 502246), (3439, 264340), (3620, 251123), (6878, 132170), (13217, 68780), (13756, 66085), (17195, 52868), (26434, 34390)]