40721270

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{3767}}^1$

素因数の和:3844

約数の個数: 32

約数和(自身を含む): 78133248

約数和(自身を除く): 37411978

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 3767, 5405, 7534, 10810, 18835, 37670, 86641, 173282, 177049, 354098, 433205, 866410, 885245, 1770490, 4072127, 8144254, 20360635, 40721270]

約数ペア:

[(1, 40721270), (2, 20360635), (5, 8144254), (10, 4072127), (23, 1770490), (46, 885245), (47, 866410), (94, 433205), (115, 354098), (230, 177049), (235, 173282), (470, 86641), (1081, 37670), (2162, 18835), (3767, 10810), (5405, 7534)]