9940980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23669}}^1$

素因数の和:23688

約数の個数: 48

約数和(自身を含む): 31812480

約数和(自身を除く): 21871500

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, 23669, 47338, 71007, 94676, 118345, 142014, 165683, 236690, 284028, 331366, 355035, 473380, 497049, 662732, 710070, 828415, 994098, 1420140, 1656830, 1988196, 2485245, 3313660, 4970490, 9940980]

約数ペア:

[(1, 9940980), (2, 4970490), (3, 3313660), (4, 2485245), (5, 1988196), (6, 1656830), (7, 1420140), (10, 994098), (12, 828415), (14, 710070), (15, 662732), (20, 497049), (21, 473380), (28, 355035), (30, 331366), (35, 284028), (42, 236690), (60, 165683), (70, 142014), (84, 118345), (105, 94676), (140, 71007), (210, 47338), (420, 23669)]