204401810

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1467

約数の個数: 48

約数和(自身を含む): 398065752

約数和(自身を除く): 193663942

約数列:

[1, 2, 5, 10, 19, 38, 41, 82, 95, 190, 205, 361, 410, 722, 779, 1381, 1558, 1805, 2762, 3610, 3895, 6905, 7790, 13810, 14801, 26239, 29602, 52478, 56621, 74005, 113242, 131195, 148010, 262390, 283105, 498541, 566210, 997082, 1075799, 2151598, 2492705, 4985410, 5378995, 10757990, 20440181, 40880362, 102200905, 204401810]

約数ペア:

[(1, 204401810), (2, 102200905), (5, 40880362), (10, 20440181), (19, 10757990), (38, 5378995), (41, 4985410), (82, 2492705), (95, 2151598), (190, 1075799), (205, 997082), (361, 566210), (410, 498541), (722, 283105), (779, 262390), (1381, 148010), (1558, 131195), (1805, 113242), (2762, 74005), (3610, 56621), (3895, 52478), (6905, 29602), (7790, 26239), (13810, 14801)]