30859390

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{149}}^2$

素因数の和:444

約数の個数: 24

約数和(自身を含む): 56324520

約数和(自身を除く): 25465130

約数列:

[1, 2, 5, 10, 139, 149, 278, 298, 695, 745, 1390, 1490, 20711, 22201, 41422, 44402, 103555, 111005, 207110, 222010, 3085939, 6171878, 15429695, 30859390]

約数ペア:

[(1, 30859390), (2, 15429695), (5, 6171878), (10, 3085939), (139, 222010), (149, 207110), (278, 111005), (298, 103555), (695, 44402), (745, 41422), (1390, 22201), (1490, 20711)]