20216430710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1931}}^1\times {\mathrm{149563}}^1$

素因数の和:151508

約数の個数: 32

約数和(自身を含む): 41609901312

約数和(自身を除く): 21393470602

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1931, 3862, 9655, 13517, 19310, 27034, 67585, 135170, 149563, 299126, 747815, 1046941, 1495630, 2093882, 5234705, 10469410, 288806153, 577612306, 1444030765, 2021643071, 2888061530, 4043286142, 10108215355, 20216430710]

約数ペア:

[(1, 20216430710), (2, 10108215355), (5, 4043286142), (7, 2888061530), (10, 2021643071), (14, 1444030765), (35, 577612306), (70, 288806153), (1931, 10469410), (3862, 5234705), (9655, 2093882), (13517, 1495630), (19310, 1046941), (27034, 747815), (67585, 299126), (135170, 149563)]