2017105840

素因数分解:

$2^4\times 5^1\times {\mathrm{83}}^1\times {\mathrm{303781}}^1$

素因数の和:303877

約数の個数: 40

約数和(自身を含む): 4746289968

約数和(自身を除く): 2729184128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 83, 166, 332, 415, 664, 830, 1328, 1660, 3320, 6640, 303781, 607562, 1215124, 1518905, 2430248, 3037810, 4860496, 6075620, 12151240, 24302480, 25213823, 50427646, 100855292, 126069115, 201710584, 252138230, 403421168, 504276460, 1008552920, 2017105840]

約数ペア:

[(1, 2017105840), (2, 1008552920), (4, 504276460), (5, 403421168), (8, 252138230), (10, 201710584), (16, 126069115), (20, 100855292), (40, 50427646), (80, 25213823), (83, 24302480), (166, 12151240), (332, 6075620), (415, 4860496), (664, 3037810), (830, 2430248), (1328, 1518905), (1660, 1215124), (3320, 607562), (6640, 303781)]