890227558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:218

約数の個数: 128

約数和(自身を含む): 1725235200

約数和(自身を除く): 835007642

約数列:

[1, 2, 11, 19, 22, 23, 29, 31, 38, 46, 58, 62, 103, 206, 209, 253, 319, 341, 418, 437, 506, 551, 589, 638, 667, 682, 713, 874, 899, 1102, 1133, 1178, 1334, 1426, 1798, 1957, 2266, 2369, 2987, 3193, 3914, 4738, 4807, 5974, 6061, 6386, 6479, 7337, 7843, 9614, 9889, 12122, 12673, 12958, 13547, 14674, 15686, 17081, 19778, 20677, 21527, 25346, 26059, 27094, 32857, 34162, 35123, 41354, 43054, 45011, 52118, 56753, 60667, 65714, 68701, 70246, 73439, 90022, 92597, 113506, 121334, 137402, 139403, 146878, 149017, 185194, 187891, 227447, 278806, 298034, 375782, 392863, 454894, 495121, 624283, 667337, 755711, 785726, 807829, 990242, 1018567, 1248566, 1305319, 1334674, 1395341, 1511422, 1615658, 1759343, 2037134, 2129731, 2610638, 2790682, 3518686, 4259462, 4321493, 8642986, 14358509, 15348751, 19352773, 23427041, 28717018, 30697502, 38705546, 40464889, 46854082, 80929778, 445113779, 890227558]

約数ペア:

[(1, 890227558), (2, 445113779), (11, 80929778), (19, 46854082), (22, 40464889), (23, 38705546), (29, 30697502), (31, 28717018), (38, 23427041), (46, 19352773), (58, 15348751), (62, 14358509), (103, 8642986), (206, 4321493), (209, 4259462), (253, 3518686), (319, 2790682), (341, 2610638), (418, 2129731), (437, 2037134), (506, 1759343), (551, 1615658), (589, 1511422), (638, 1395341), (667, 1334674), (682, 1305319), (713, 1248566), (874, 1018567), (899, 990242), (1102, 807829), (1133, 785726), (1178, 755711), (1334, 667337), (1426, 624283), (1798, 495121), (1957, 454894), (2266, 392863), (2369, 375782), (2987, 298034), (3193, 278806), (3914, 227447), (4738, 187891), (4807, 185194), (5974, 149017), (6061, 146878), (6386, 139403), (6479, 137402), (7337, 121334), (7843, 113506), (9614, 92597), (9889, 90022), (12122, 73439), (12673, 70246), (12958, 68701), (13547, 65714), (14674, 60667), (15686, 56753), (17081, 52118), (19778, 45011), (20677, 43054), (21527, 41354), (25346, 35123), (26059, 34162), (27094, 32857)]