27811730

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{359}}^1$

素因数の和:554

約数の個数: 32

約数和(自身を含む): 51425280

約数和(自身を除く): 23613550

約数列:

[1, 2, 5, 10, 61, 122, 127, 254, 305, 359, 610, 635, 718, 1270, 1795, 3590, 7747, 15494, 21899, 38735, 43798, 45593, 77470, 91186, 109495, 218990, 227965, 455930, 2781173, 5562346, 13905865, 27811730]

約数ペア:

[(1, 27811730), (2, 13905865), (5, 5562346), (10, 2781173), (61, 455930), (122, 227965), (127, 218990), (254, 109495), (305, 91186), (359, 77470), (610, 45593), (635, 43798), (718, 38735), (1270, 21899), (1795, 15494), (3590, 7747)]