43198780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1439}}^1$

素因数の和:1546

約数の個数: 48

約数和(自身を含む): 96768000

約数和(自身を除く): 53569220

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1439, 1501, 1580, 2878, 3002, 5756, 6004, 7195, 7505, 14390, 15010, 27341, 28780, 30020, 54682, 109364, 113681, 136705, 227362, 273410, 454724, 546820, 568405, 1136810, 2159939, 2273620, 4319878, 8639756, 10799695, 21599390, 43198780]

約数ペア:

[(1, 43198780), (2, 21599390), (4, 10799695), (5, 8639756), (10, 4319878), (19, 2273620), (20, 2159939), (38, 1136810), (76, 568405), (79, 546820), (95, 454724), (158, 273410), (190, 227362), (316, 136705), (380, 113681), (395, 109364), (790, 54682), (1439, 30020), (1501, 28780), (1580, 27341), (2878, 15010), (3002, 14390), (5756, 7505), (6004, 7195)]