180341840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{322039}}^1$

素因数の和:322059

約数の個数: 40

約数和(自身を含む): 479195520

約数和(自身を除く): 298853680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 322039, 644078, 1288156, 1610195, 2254273, 2576312, 3220390, 4508546, 5152624, 6440780, 9017092, 11271365, 12881560, 18034184, 22542730, 25763120, 36068368, 45085460, 90170920, 180341840]

約数ペア:

[(1, 180341840), (2, 90170920), (4, 45085460), (5, 36068368), (7, 25763120), (8, 22542730), (10, 18034184), (14, 12881560), (16, 11271365), (20, 9017092), (28, 6440780), (35, 5152624), (40, 4508546), (56, 3220390), (70, 2576312), (80, 2254273), (112, 1610195), (140, 1288156), (280, 644078), (560, 322039)]