31966460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{631}}^1$

素因数の和:806

約数の個数: 48

約数和(自身を含む): 71668800

約数和(自身を除く): 39702340

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 149, 170, 298, 340, 596, 631, 745, 1262, 1490, 2524, 2533, 2980, 3155, 5066, 6310, 10132, 10727, 12620, 12665, 21454, 25330, 42908, 50660, 53635, 94019, 107270, 188038, 214540, 376076, 470095, 940190, 1598323, 1880380, 3196646, 6393292, 7991615, 15983230, 31966460]

約数ペア:

[(1, 31966460), (2, 15983230), (4, 7991615), (5, 6393292), (10, 3196646), (17, 1880380), (20, 1598323), (34, 940190), (68, 470095), (85, 376076), (149, 214540), (170, 188038), (298, 107270), (340, 94019), (596, 53635), (631, 50660), (745, 42908), (1262, 25330), (1490, 21454), (2524, 12665), (2533, 12620), (2980, 10727), (3155, 10132), (5066, 6310)]