2011285456

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{68729}}^1$

素因数の和:68827

約数の個数: 40

約数和(自身を含む): 4090809600

約数和(自身を除く): 2079524144

約数列:

[1, 2, 4, 8, 16, 31, 59, 62, 118, 124, 236, 248, 472, 496, 944, 1829, 3658, 7316, 14632, 29264, 68729, 137458, 274916, 549832, 1099664, 2130599, 4055011, 4261198, 8110022, 8522396, 16220044, 17044792, 32440088, 34089584, 64880176, 125705341, 251410682, 502821364, 1005642728, 2011285456]

約数ペア:

[(1, 2011285456), (2, 1005642728), (4, 502821364), (8, 251410682), (16, 125705341), (31, 64880176), (59, 34089584), (62, 32440088), (118, 17044792), (124, 16220044), (236, 8522396), (248, 8110022), (472, 4261198), (496, 4055011), (944, 2130599), (1829, 1099664), (3658, 549832), (7316, 274916), (14632, 137458), (29264, 68729)]