39859820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:232

約数の個数: 144

約数和(自身を含む): 113865024

約数和(自身を除く): 74005204

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 52, 55, 65, 70, 77, 91, 110, 121, 130, 140, 143, 154, 181, 182, 220, 242, 260, 286, 308, 362, 364, 385, 455, 484, 572, 605, 715, 724, 770, 847, 905, 910, 1001, 1210, 1267, 1430, 1540, 1573, 1694, 1810, 1820, 1991, 2002, 2353, 2420, 2534, 2860, 3146, 3388, 3620, 3982, 4004, 4235, 4706, 5005, 5068, 6292, 6335, 7865, 7964, 8470, 9412, 9955, 10010, 11011, 11765, 12670, 13937, 15730, 16471, 16940, 19910, 20020, 21901, 22022, 23530, 25340, 25883, 27874, 31460, 32942, 39820, 43802, 44044, 47060, 51766, 55055, 55748, 65884, 69685, 82355, 87604, 103532, 109505, 110110, 129415, 139370, 153307, 164710, 181181, 219010, 220220, 258830, 278740, 284713, 306614, 329420, 362362, 438020, 517660, 569426, 613228, 724724, 766535, 905905, 1138852, 1423565, 1533070, 1811810, 1992991, 2847130, 3066140, 3623620, 3985982, 5694260, 7971964, 9964955, 19929910, 39859820]

約数ペア:

[(1, 39859820), (2, 19929910), (4, 9964955), (5, 7971964), (7, 5694260), (10, 3985982), (11, 3623620), (13, 3066140), (14, 2847130), (20, 1992991), (22, 1811810), (26, 1533070), (28, 1423565), (35, 1138852), (44, 905905), (52, 766535), (55, 724724), (65, 613228), (70, 569426), (77, 517660), (91, 438020), (110, 362362), (121, 329420), (130, 306614), (140, 284713), (143, 278740), (154, 258830), (181, 220220), (182, 219010), (220, 181181), (242, 164710), (260, 153307), (286, 139370), (308, 129415), (362, 110110), (364, 109505), (385, 103532), (455, 87604), (484, 82355), (572, 69685), (605, 65884), (715, 55748), (724, 55055), (770, 51766), (847, 47060), (905, 44044), (910, 43802), (1001, 39820), (1210, 32942), (1267, 31460), (1430, 27874), (1540, 25883), (1573, 25340), (1694, 23530), (1810, 22022), (1820, 21901), (1991, 20020), (2002, 19910), (2353, 16940), (2420, 16471), (2534, 15730), (2860, 13937), (3146, 12670), (3388, 11765), (3620, 11011), (3982, 10010), (4004, 9955), (4235, 9412), (4706, 8470), (5005, 7964), (5068, 7865), (6292, 6335)]