40177406

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{509}}^1\times {\mathrm{647}}^1$

素因数の和:1219

約数の個数: 16

約数和(自身を含む): 61469280

約数和(自身を除く): 21291874

約数列:

[1, 2, 61, 122, 509, 647, 1018, 1294, 31049, 39467, 62098, 78934, 329323, 658646, 20088703, 40177406]

約数ペア:

[(1, 40177406), (2, 20088703), (61, 658646), (122, 329323), (509, 78934), (647, 62098), (1018, 39467), (1294, 31049)]