20565902430

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{25390003}}^1$

素因数の和:25390022

約数の個数: 40

約数和(自身を含む): 55299428712

約数和(自身を除く): 34733526282

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 25390003, 50780006, 76170009, 126950015, 152340018, 228510027, 253900030, 380850045, 457020054, 685530081, 761700090, 1142550135, 1371060162, 2056590243, 2285100270, 3427650405, 4113180486, 6855300810, 10282951215, 20565902430]

約数ペア:

[(1, 20565902430), (2, 10282951215), (3, 6855300810), (5, 4113180486), (6, 3427650405), (9, 2285100270), (10, 2056590243), (15, 1371060162), (18, 1142550135), (27, 761700090), (30, 685530081), (45, 457020054), (54, 380850045), (81, 253900030), (90, 228510027), (135, 152340018), (162, 126950015), (270, 76170009), (405, 50780006), (810, 25390003)]