1262850440

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{5261}}^1$

素因数の和:5642

約数の個数: 64

約数和(自身を含む): 3017651760

約数和(自身を除く): 1754801320

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 353, 680, 706, 1412, 1765, 2824, 3530, 5261, 6001, 7060, 10522, 12002, 14120, 21044, 24004, 26305, 30005, 42088, 48008, 52610, 60010, 89437, 105220, 120020, 178874, 210440, 240040, 357748, 447185, 715496, 894370, 1788740, 1857133, 3577480, 3714266, 7428532, 9285665, 14857064, 18571330, 31571261, 37142660, 63142522, 74285320, 126285044, 157856305, 252570088, 315712610, 631425220, 1262850440]

約数ペア:

[(1, 1262850440), (2, 631425220), (4, 315712610), (5, 252570088), (8, 157856305), (10, 126285044), (17, 74285320), (20, 63142522), (34, 37142660), (40, 31571261), (68, 18571330), (85, 14857064), (136, 9285665), (170, 7428532), (340, 3714266), (353, 3577480), (680, 1857133), (706, 1788740), (1412, 894370), (1765, 715496), (2824, 447185), (3530, 357748), (5261, 240040), (6001, 210440), (7060, 178874), (10522, 120020), (12002, 105220), (14120, 89437), (21044, 60010), (24004, 52610), (26305, 48008), (30005, 42088)]