16869486520

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1\times {\mathrm{42829}}^1$

素因数の和:43112

約数の個数: 64

約数和(自身を含む): 39009564000

約数和(自身を除く): 22140077480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 229, 344, 430, 458, 860, 916, 1145, 1720, 1832, 2290, 4580, 9160, 9847, 19694, 39388, 42829, 49235, 78776, 85658, 98470, 171316, 196940, 214145, 342632, 393880, 428290, 856580, 1713160, 1841647, 3683294, 7366588, 9208235, 9807841, 14733176, 18416470, 19615682, 36832940, 39231364, 49039205, 73665880, 78462728, 98078410, 196156820, 392313640, 421737163, 843474326, 1686948652, 2108685815, 3373897304, 4217371630, 8434743260, 16869486520]

約数ペア:

[(1, 16869486520), (2, 8434743260), (4, 4217371630), (5, 3373897304), (8, 2108685815), (10, 1686948652), (20, 843474326), (40, 421737163), (43, 392313640), (86, 196156820), (172, 98078410), (215, 78462728), (229, 73665880), (344, 49039205), (430, 39231364), (458, 36832940), (860, 19615682), (916, 18416470), (1145, 14733176), (1720, 9807841), (1832, 9208235), (2290, 7366588), (4580, 3683294), (9160, 1841647), (9847, 1713160), (19694, 856580), (39388, 428290), (42829, 393880), (49235, 342632), (78776, 214145), (85658, 196940), (98470, 171316)]