30206260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{601}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 72817920

約数和(自身を除く): 42611660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 359, 601, 718, 1202, 1436, 1795, 2404, 2513, 3005, 3590, 4207, 5026, 6010, 7180, 8414, 10052, 12020, 12565, 16828, 21035, 25130, 42070, 50260, 84140, 215759, 431518, 863036, 1078795, 1510313, 2157590, 3020626, 4315180, 6041252, 7551565, 15103130, 30206260]

約数ペア:

[(1, 30206260), (2, 15103130), (4, 7551565), (5, 6041252), (7, 4315180), (10, 3020626), (14, 2157590), (20, 1510313), (28, 1078795), (35, 863036), (70, 431518), (140, 215759), (359, 84140), (601, 50260), (718, 42070), (1202, 25130), (1436, 21035), (1795, 16828), (2404, 12565), (2513, 12020), (3005, 10052), (3590, 8414), (4207, 7180), (5026, 6010)]