396356020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{28433}}^1$

素因数の和:28500

約数の個数: 48

約数和(自身を含む): 902836368

約数和(自身を除く): 506480348

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2788, 3485, 6970, 13940, 28433, 56866, 113732, 142165, 284330, 483361, 568660, 966722, 1165753, 1933444, 2331506, 2416805, 4663012, 4833610, 5828765, 9667220, 11657530, 19817801, 23315060, 39635602, 79271204, 99089005, 198178010, 396356020]

約数ペア:

[(1, 396356020), (2, 198178010), (4, 99089005), (5, 79271204), (10, 39635602), (17, 23315060), (20, 19817801), (34, 11657530), (41, 9667220), (68, 5828765), (82, 4833610), (85, 4663012), (164, 2416805), (170, 2331506), (205, 1933444), (340, 1165753), (410, 966722), (697, 568660), (820, 483361), (1394, 284330), (2788, 142165), (3485, 113732), (6970, 56866), (13940, 28433)]