204055180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{4129}}^1$

素因数の和:4498

約数の個数: 48

約数和(自身を含む): 491238720

約数和(自身を除く): 287183540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 353, 706, 1412, 1765, 2471, 3530, 4129, 4942, 7060, 8258, 9884, 12355, 16516, 20645, 24710, 28903, 41290, 49420, 57806, 82580, 115612, 144515, 289030, 578060, 1457537, 2915074, 5830148, 7287685, 10202759, 14575370, 20405518, 29150740, 40811036, 51013795, 102027590, 204055180]

約数ペア:

[(1, 204055180), (2, 102027590), (4, 51013795), (5, 40811036), (7, 29150740), (10, 20405518), (14, 14575370), (20, 10202759), (28, 7287685), (35, 5830148), (70, 2915074), (140, 1457537), (353, 578060), (706, 289030), (1412, 144515), (1765, 115612), (2471, 82580), (3530, 57806), (4129, 49420), (4942, 41290), (7060, 28903), (8258, 24710), (9884, 20645), (12355, 16516)]