8176980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19469}}^1$

素因数の和:19488

約数の個数: 48

約数和(自身を含む): 26167680

約数和(自身を除く): 17990700

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, 19469, 38938, 58407, 77876, 97345, 116814, 136283, 194690, 233628, 272566, 292035, 389380, 408849, 545132, 584070, 681415, 817698, 1168140, 1362830, 1635396, 2044245, 2725660, 4088490, 8176980]

約数ペア:

[(1, 8176980), (2, 4088490), (3, 2725660), (4, 2044245), (5, 1635396), (6, 1362830), (7, 1168140), (10, 817698), (12, 681415), (14, 584070), (15, 545132), (20, 408849), (21, 389380), (28, 292035), (30, 272566), (35, 233628), (42, 194690), (60, 136283), (70, 116814), (84, 97345), (105, 77876), (140, 58407), (210, 38938), (420, 19469)]