1020862180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{15643}}^1$

素因数の和:15916

約数の個数: 48

約数和(自身を含む): 2318065344

約数和(自身を除く): 1297203164

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 251, 260, 502, 1004, 1255, 2510, 3263, 5020, 6526, 13052, 15643, 16315, 31286, 32630, 62572, 65260, 78215, 156430, 203359, 312860, 406718, 813436, 1016795, 2033590, 3926393, 4067180, 7852786, 15705572, 19631965, 39263930, 51043109, 78527860, 102086218, 204172436, 255215545, 510431090, 1020862180]

約数ペア:

[(1, 1020862180), (2, 510431090), (4, 255215545), (5, 204172436), (10, 102086218), (13, 78527860), (20, 51043109), (26, 39263930), (52, 19631965), (65, 15705572), (130, 7852786), (251, 4067180), (260, 3926393), (502, 2033590), (1004, 1016795), (1255, 813436), (2510, 406718), (3263, 312860), (5020, 203359), (6526, 156430), (13052, 78215), (15643, 65260), (16315, 62572), (31286, 32630)]