998913508720

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{734495227}}^1$

素因数の和:734495257

約数の個数: 40

約数和(自身を含む): 2459090023344

約数和(自身を除く): 1460176514624

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 734495227, 1468990454, 2937980908, 3672476135, 5875961816, 7344952270, 11751923632, 12486418859, 14689904540, 24972837718, 29379809080, 49945675436, 58759618160, 62432094295, 99891350872, 124864188590, 199782701744, 249728377180, 499456754360, 998913508720]

約数ペア:

[(1, 998913508720), (2, 499456754360), (4, 249728377180), (5, 199782701744), (8, 124864188590), (10, 99891350872), (16, 62432094295), (17, 58759618160), (20, 49945675436), (34, 29379809080), (40, 24972837718), (68, 14689904540), (80, 12486418859), (85, 11751923632), (136, 7344952270), (170, 5875961816), (272, 3672476135), (340, 2937980908), (680, 1468990454), (1360, 734495227)]