840382424

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1\times {\mathrm{853}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 1835211840

約数和(自身を除く): 994829416

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 146, 241, 292, 482, 511, 584, 853, 964, 1022, 1687, 1706, 1928, 2044, 3374, 3412, 4088, 5971, 6748, 6824, 11942, 13496, 17593, 23884, 35186, 47768, 62269, 70372, 123151, 124538, 140744, 205573, 246302, 249076, 411146, 435883, 492604, 498152, 822292, 871766, 985208, 1439011, 1644584, 1743532, 2878022, 3487064, 5756044, 11512088, 15006829, 30013658, 60027316, 105047803, 120054632, 210095606, 420191212, 840382424]

約数ペア:

[(1, 840382424), (2, 420191212), (4, 210095606), (7, 120054632), (8, 105047803), (14, 60027316), (28, 30013658), (56, 15006829), (73, 11512088), (146, 5756044), (241, 3487064), (292, 2878022), (482, 1743532), (511, 1644584), (584, 1439011), (853, 985208), (964, 871766), (1022, 822292), (1687, 498152), (1706, 492604), (1928, 435883), (2044, 411146), (3374, 249076), (3412, 246302), (4088, 205573), (5971, 140744), (6748, 124538), (6824, 123151), (11942, 70372), (13496, 62269), (17593, 47768), (23884, 35186)]