23008720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:428

約数の個数: 80

約数和(自身を含む): 61746048

約数和(自身を除く): 38737328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 181, 227, 280, 362, 454, 560, 724, 905, 908, 1135, 1267, 1448, 1589, 1810, 1816, 2270, 2534, 2896, 3178, 3620, 3632, 4540, 5068, 6335, 6356, 7240, 7945, 9080, 10136, 12670, 12712, 14480, 15890, 18160, 20272, 25340, 25424, 31780, 41087, 50680, 63560, 82174, 101360, 127120, 164348, 205435, 287609, 328696, 410870, 575218, 657392, 821740, 1150436, 1438045, 1643480, 2300872, 2876090, 3286960, 4601744, 5752180, 11504360, 23008720]

約数ペア:

[(1, 23008720), (2, 11504360), (4, 5752180), (5, 4601744), (7, 3286960), (8, 2876090), (10, 2300872), (14, 1643480), (16, 1438045), (20, 1150436), (28, 821740), (35, 657392), (40, 575218), (56, 410870), (70, 328696), (80, 287609), (112, 205435), (140, 164348), (181, 127120), (227, 101360), (280, 82174), (362, 63560), (454, 50680), (560, 41087), (724, 31780), (905, 25424), (908, 25340), (1135, 20272), (1267, 18160), (1448, 15890), (1589, 14480), (1810, 12712), (1816, 12670), (2270, 10136), (2534, 9080), (2896, 7945), (3178, 7240), (3620, 6356), (3632, 6335), (4540, 5068)]