30311930

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{11981}}^1$

素因数の和:12022

約数の個数: 32

約数和(自身を含む): 62114688

約数和(自身を除く): 31802758

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 11981, 23962, 59905, 119810, 131791, 263582, 275563, 551126, 658955, 1317910, 1377815, 2755630, 3031193, 6062386, 15155965, 30311930]

約数ペア:

[(1, 30311930), (2, 15155965), (5, 6062386), (10, 3031193), (11, 2755630), (22, 1377815), (23, 1317910), (46, 658955), (55, 551126), (110, 275563), (115, 263582), (230, 131791), (253, 119810), (506, 59905), (1265, 23962), (2530, 11981)]