838280

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1103}}^1$

素因数の和:1133

約数の個数: 32

約数和(自身を含む): 1987200

約数和(自身を除く): 1148920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1103, 2206, 4412, 5515, 8824, 11030, 20957, 22060, 41914, 44120, 83828, 104785, 167656, 209570, 419140, 838280]

約数ペア:

[(1, 838280), (2, 419140), (4, 209570), (5, 167656), (8, 104785), (10, 83828), (19, 44120), (20, 41914), (38, 22060), (40, 20957), (76, 11030), (95, 8824), (152, 5515), (190, 4412), (380, 2206), (760, 1103)]