7938874860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{18902083}}^1$

素因数の和:18902102

約数の個数: 48

約数和(自身を含む): 25404400896

約数和(自身を除く): 17465526036

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 18902083, 37804166, 56706249, 75608332, 94510415, 113412498, 132314581, 189020830, 226824996, 264629162, 283531245, 378041660, 396943743, 529258324, 567062490, 661572905, 793887486, 1134124980, 1323145810, 1587774972, 1984718715, 2646291620, 3969437430, 7938874860]

約数ペア:

[(1, 7938874860), (2, 3969437430), (3, 2646291620), (4, 1984718715), (5, 1587774972), (6, 1323145810), (7, 1134124980), (10, 793887486), (12, 661572905), (14, 567062490), (15, 529258324), (20, 396943743), (21, 378041660), (28, 283531245), (30, 264629162), (35, 226824996), (42, 189020830), (60, 132314581), (70, 113412498), (84, 94510415), (105, 75608332), (140, 56706249), (210, 37804166), (420, 18902083)]