30420005

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{653}}^1$

素因数の和:698

約数の個数: 32

約数和(自身を含む): 45957888

約数和(自身を除く): 15537883

約数列:

[1, 5, 7, 11, 35, 55, 77, 121, 385, 605, 653, 847, 1331, 3265, 4235, 4571, 6655, 7183, 9317, 22855, 35915, 46585, 50281, 79013, 251405, 395065, 553091, 869143, 2765455, 4345715, 6084001, 30420005]

約数ペア:

[(1, 30420005), (5, 6084001), (7, 4345715), (11, 2765455), (35, 869143), (55, 553091), (77, 395065), (121, 251405), (385, 79013), (605, 50281), (653, 46585), (847, 35915), (1331, 22855), (3265, 9317), (4235, 7183), (4571, 6655)]