1940040016

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{16787}}^1$

素因数の和:17059

約数の個数: 40

約数和(自身を含む): 3896964864

約数和(自身を除く): 1956924848

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 233, 248, 466, 496, 932, 1864, 3728, 7223, 14446, 16787, 28892, 33574, 57784, 67148, 115568, 134296, 268592, 520397, 1040794, 2081588, 3911371, 4163176, 7822742, 8326352, 15645484, 31290968, 62581936, 121252501, 242505002, 485010004, 970020008, 1940040016]

約数ペア:

[(1, 1940040016), (2, 970020008), (4, 485010004), (8, 242505002), (16, 121252501), (31, 62581936), (62, 31290968), (124, 15645484), (233, 8326352), (248, 7822742), (466, 4163176), (496, 3911371), (932, 2081588), (1864, 1040794), (3728, 520397), (7223, 268592), (14446, 134296), (16787, 115568), (28892, 67148), (33574, 57784)]