40369936

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:647

約数の個数: 40

約数和(自身を含む): 81344000

約数和(自身を除く): 40974064

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 199, 248, 398, 409, 496, 796, 818, 1592, 1636, 3184, 3272, 6169, 6544, 12338, 12679, 24676, 25358, 49352, 50716, 81391, 98704, 101432, 162782, 202864, 325564, 651128, 1302256, 2523121, 5046242, 10092484, 20184968, 40369936]

約数ペア:

[(1, 40369936), (2, 20184968), (4, 10092484), (8, 5046242), (16, 2523121), (31, 1302256), (62, 651128), (124, 325564), (199, 202864), (248, 162782), (398, 101432), (409, 98704), (496, 81391), (796, 50716), (818, 49352), (1592, 25358), (1636, 24676), (3184, 12679), (3272, 12338), (6169, 6544)]