17926860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{42683}}^1$

素因数の和:42702

約数の個数: 48

約数和(自身を含む): 57367296

約数和(自身を除く): 39440436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 42683, 85366, 128049, 170732, 213415, 256098, 298781, 426830, 512196, 597562, 640245, 853660, 896343, 1195124, 1280490, 1493905, 1792686, 2560980, 2987810, 3585372, 4481715, 5975620, 8963430, 17926860]

約数ペア:

[(1, 17926860), (2, 8963430), (3, 5975620), (4, 4481715), (5, 3585372), (6, 2987810), (7, 2560980), (10, 1792686), (12, 1493905), (14, 1280490), (15, 1195124), (20, 896343), (21, 853660), (28, 640245), (30, 597562), (35, 512196), (42, 426830), (60, 298781), (70, 256098), (84, 213415), (105, 170732), (140, 128049), (210, 85366), (420, 42683)]