40642956

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{15901}}^1$

素因数の和:15982

約数の個数: 36

約数和(自身を含む): 104189904

約数和(自身を除く): 63546948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 15901, 31802, 47703, 63604, 95406, 143109, 190812, 286218, 572436, 1128971, 2257942, 3386913, 4515884, 6773826, 10160739, 13547652, 20321478, 40642956]

約数ペア:

[(1, 40642956), (2, 20321478), (3, 13547652), (4, 10160739), (6, 6773826), (9, 4515884), (12, 3386913), (18, 2257942), (36, 1128971), (71, 572436), (142, 286218), (213, 190812), (284, 143109), (426, 95406), (639, 63604), (852, 47703), (1278, 31802), (2556, 15901)]