188290640

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{138449}}^1$

素因数の和:138479

約数の個数: 40

約数和(自身を含む): 463530600

約数和(自身を除く): 275239960

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 138449, 276898, 553796, 692245, 1107592, 1384490, 2215184, 2353633, 2768980, 4707266, 5537960, 9414532, 11075920, 11768165, 18829064, 23536330, 37658128, 47072660, 94145320, 188290640]

約数ペア:

[(1, 188290640), (2, 94145320), (4, 47072660), (5, 37658128), (8, 23536330), (10, 18829064), (16, 11768165), (17, 11075920), (20, 9414532), (34, 5537960), (40, 4707266), (68, 2768980), (80, 2353633), (85, 2215184), (136, 1384490), (170, 1107592), (272, 692245), (340, 553796), (680, 276898), (1360, 138449)]