12916160

素因数分解:

$2^6\times 5^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:421

約数の個数: 56

約数和(自身を含む): 31065216

約数和(自身を除く): 18149056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 181, 223, 320, 362, 446, 724, 892, 905, 1115, 1448, 1784, 1810, 2230, 2896, 3568, 3620, 4460, 5792, 7136, 7240, 8920, 11584, 14272, 14480, 17840, 28960, 35680, 40363, 57920, 71360, 80726, 161452, 201815, 322904, 403630, 645808, 807260, 1291616, 1614520, 2583232, 3229040, 6458080, 12916160]

約数ペア:

[(1, 12916160), (2, 6458080), (4, 3229040), (5, 2583232), (8, 1614520), (10, 1291616), (16, 807260), (20, 645808), (32, 403630), (40, 322904), (64, 201815), (80, 161452), (160, 80726), (181, 71360), (223, 57920), (320, 40363), (362, 35680), (446, 28960), (724, 17840), (892, 14480), (905, 14272), (1115, 11584), (1448, 8920), (1784, 7240), (1810, 7136), (2230, 5792), (2896, 4460), (3568, 3620)]