201408080

素因数分解:

$2^4\times 5^1\times {\mathrm{727}}^1\times {\mathrm{3463}}^1$

素因数の和:4203

約数の個数: 40

約数和(自身を含む): 469053312

約数和(自身を除く): 267645232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 727, 1454, 2908, 3463, 3635, 5816, 6926, 7270, 11632, 13852, 14540, 17315, 27704, 29080, 34630, 55408, 58160, 69260, 138520, 277040, 2517601, 5035202, 10070404, 12588005, 20140808, 25176010, 40281616, 50352020, 100704040, 201408080]

約数ペア:

[(1, 201408080), (2, 100704040), (4, 50352020), (5, 40281616), (8, 25176010), (10, 20140808), (16, 12588005), (20, 10070404), (40, 5035202), (80, 2517601), (727, 277040), (1454, 138520), (2908, 69260), (3463, 58160), (3635, 55408), (5816, 34630), (6926, 29080), (7270, 27704), (11632, 17315), (13852, 14540)]