2013997840

素因数分解:

$2^4\times 5^1\times {\mathrm{383}}^1\times {\mathrm{65731}}^1$

素因数の和:66127

約数の個数: 40

約数和(自身を含む): 4694842368

約数和(自身を除く): 2680844528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 383, 766, 1532, 1915, 3064, 3830, 6128, 7660, 15320, 30640, 65731, 131462, 262924, 328655, 525848, 657310, 1051696, 1314620, 2629240, 5258480, 25174973, 50349946, 100699892, 125874865, 201399784, 251749730, 402799568, 503499460, 1006998920, 2013997840]

約数ペア:

[(1, 2013997840), (2, 1006998920), (4, 503499460), (5, 402799568), (8, 251749730), (10, 201399784), (16, 125874865), (20, 100699892), (40, 50349946), (80, 25174973), (383, 5258480), (766, 2629240), (1532, 1314620), (1915, 1051696), (3064, 657310), (3830, 525848), (6128, 328655), (7660, 262924), (15320, 131462), (30640, 65731)]