16857160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{251}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 40279680

約数和(自身を除く): 23422520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 73, 92, 115, 146, 184, 230, 251, 292, 365, 460, 502, 584, 730, 920, 1004, 1255, 1460, 1679, 2008, 2510, 2920, 3358, 5020, 5773, 6716, 8395, 10040, 11546, 13432, 16790, 18323, 23092, 28865, 33580, 36646, 46184, 57730, 67160, 73292, 91615, 115460, 146584, 183230, 230920, 366460, 421429, 732920, 842858, 1685716, 2107145, 3371432, 4214290, 8428580, 16857160]

約数ペア:

[(1, 16857160), (2, 8428580), (4, 4214290), (5, 3371432), (8, 2107145), (10, 1685716), (20, 842858), (23, 732920), (40, 421429), (46, 366460), (73, 230920), (92, 183230), (115, 146584), (146, 115460), (184, 91615), (230, 73292), (251, 67160), (292, 57730), (365, 46184), (460, 36646), (502, 33580), (584, 28865), (730, 23092), (920, 18323), (1004, 16790), (1255, 13432), (1460, 11546), (1679, 10040), (2008, 8395), (2510, 6716), (2920, 5773), (3358, 5020)]