20156130

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{797}}^1$

素因数の和:1091

約数の個数: 48

約数和(自身を含む): 52658424

約数和(自身を除く): 32502294

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 281, 562, 797, 843, 1405, 1594, 1686, 2391, 2529, 2810, 3985, 4215, 4782, 5058, 7173, 7970, 8430, 11955, 12645, 14346, 23910, 25290, 35865, 71730, 223957, 447914, 671871, 1119785, 1343742, 2015613, 2239570, 3359355, 4031226, 6718710, 10078065, 20156130]

約数ペア:

[(1, 20156130), (2, 10078065), (3, 6718710), (5, 4031226), (6, 3359355), (9, 2239570), (10, 2015613), (15, 1343742), (18, 1119785), (30, 671871), (45, 447914), (90, 223957), (281, 71730), (562, 35865), (797, 25290), (843, 23910), (1405, 14346), (1594, 12645), (1686, 11955), (2391, 8430), (2529, 7970), (2810, 7173), (3985, 5058), (4215, 4782)]