20923049920

素因数分解:

$2^6\times 5^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1\times {\mathrm{5381}}^1$

素因数の和:5846

約数の個数: 112

約数和(自身を含む): 51673658400

約数和(自身を除く): 30750608480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 145, 160, 232, 290, 320, 419, 464, 580, 838, 928, 1160, 1676, 1856, 2095, 2320, 3352, 4190, 4640, 5381, 6704, 8380, 9280, 10762, 12151, 13408, 16760, 21524, 24302, 26816, 26905, 33520, 43048, 48604, 53810, 60755, 67040, 86096, 97208, 107620, 121510, 134080, 156049, 172192, 194416, 215240, 243020, 312098, 344384, 388832, 430480, 486040, 624196, 777664, 780245, 860960, 972080, 1248392, 1560490, 1721920, 1944160, 2254639, 2496784, 3120980, 3888320, 4509278, 4993568, 6241960, 9018556, 9987136, 11273195, 12483920, 18037112, 22546390, 24967840, 36074224, 45092780, 49935680, 65384531, 72148448, 90185560, 130769062, 144296896, 180371120, 261538124, 326922655, 360742240, 523076248, 653845310, 721484480, 1046152496, 1307690620, 2092304992, 2615381240, 4184609984, 5230762480, 10461524960, 20923049920]

約数ペア:

[(1, 20923049920), (2, 10461524960), (4, 5230762480), (5, 4184609984), (8, 2615381240), (10, 2092304992), (16, 1307690620), (20, 1046152496), (29, 721484480), (32, 653845310), (40, 523076248), (58, 360742240), (64, 326922655), (80, 261538124), (116, 180371120), (145, 144296896), (160, 130769062), (232, 90185560), (290, 72148448), (320, 65384531), (419, 49935680), (464, 45092780), (580, 36074224), (838, 24967840), (928, 22546390), (1160, 18037112), (1676, 12483920), (1856, 11273195), (2095, 9987136), (2320, 9018556), (3352, 6241960), (4190, 4993568), (4640, 4509278), (5381, 3888320), (6704, 3120980), (8380, 2496784), (9280, 2254639), (10762, 1944160), (12151, 1721920), (13408, 1560490), (16760, 1248392), (21524, 972080), (24302, 860960), (26816, 780245), (26905, 777664), (33520, 624196), (43048, 486040), (48604, 430480), (53810, 388832), (60755, 344384), (67040, 312098), (86096, 243020), (97208, 215240), (107620, 194416), (121510, 172192), (134080, 156049)]