23200520

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:140

約数の個数: 128

約数和(自身を含む): 64800000

約数和(自身を除く): 41599480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 89, 95, 98, 133, 140, 152, 178, 190, 196, 245, 266, 280, 343, 356, 380, 392, 445, 490, 532, 623, 665, 686, 712, 760, 890, 931, 980, 1064, 1246, 1330, 1372, 1691, 1715, 1780, 1862, 1960, 2492, 2660, 2744, 3115, 3382, 3430, 3560, 3724, 4361, 4655, 4984, 5320, 6230, 6517, 6764, 6860, 7448, 8455, 8722, 9310, 11837, 12460, 13034, 13528, 13720, 16910, 17444, 18620, 21805, 23674, 24920, 26068, 30527, 32585, 33820, 34888, 37240, 43610, 47348, 52136, 59185, 61054, 65170, 67640, 82859, 87220, 94696, 118370, 122108, 130340, 152635, 165718, 174440, 236740, 244216, 260680, 305270, 331436, 414295, 473480, 580013, 610540, 662872, 828590, 1160026, 1221080, 1657180, 2320052, 2900065, 3314360, 4640104, 5800130, 11600260, 23200520]

約数ペア:

[(1, 23200520), (2, 11600260), (4, 5800130), (5, 4640104), (7, 3314360), (8, 2900065), (10, 2320052), (14, 1657180), (19, 1221080), (20, 1160026), (28, 828590), (35, 662872), (38, 610540), (40, 580013), (49, 473480), (56, 414295), (70, 331436), (76, 305270), (89, 260680), (95, 244216), (98, 236740), (133, 174440), (140, 165718), (152, 152635), (178, 130340), (190, 122108), (196, 118370), (245, 94696), (266, 87220), (280, 82859), (343, 67640), (356, 65170), (380, 61054), (392, 59185), (445, 52136), (490, 47348), (532, 43610), (623, 37240), (665, 34888), (686, 33820), (712, 32585), (760, 30527), (890, 26068), (931, 24920), (980, 23674), (1064, 21805), (1246, 18620), (1330, 17444), (1372, 16910), (1691, 13720), (1715, 13528), (1780, 13034), (1862, 12460), (1960, 11837), (2492, 9310), (2660, 8722), (2744, 8455), (3115, 7448), (3382, 6860), (3430, 6764), (3560, 6517), (3724, 6230), (4361, 5320), (4655, 4984)]