38390940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{30469}}^1$

素因数の和:30491

約数の個数: 72

約数和(自身を含む): 133092960

約数和(自身を除く): 94702020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 30469, 60938, 91407, 121876, 152345, 182814, 213283, 274221, 304690, 365628, 426566, 457035, 548442, 609380, 639849, 853132, 914070, 1066415, 1096884, 1279698, 1371105, 1828140, 1919547, 2132830, 2559396, 2742210, 3199245, 3839094, 4265660, 5484420, 6398490, 7678188, 9597735, 12796980, 19195470, 38390940]

約数ペア:

[(1, 38390940), (2, 19195470), (3, 12796980), (4, 9597735), (5, 7678188), (6, 6398490), (7, 5484420), (9, 4265660), (10, 3839094), (12, 3199245), (14, 2742210), (15, 2559396), (18, 2132830), (20, 1919547), (21, 1828140), (28, 1371105), (30, 1279698), (35, 1096884), (36, 1066415), (42, 914070), (45, 853132), (60, 639849), (63, 609380), (70, 548442), (84, 457035), (90, 426566), (105, 365628), (126, 304690), (140, 274221), (180, 213283), (210, 182814), (252, 152345), (315, 121876), (420, 91407), (630, 60938), (1260, 30469)]