18460960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1$

素因数の和:386

約数の個数: 96

約数和(自身を含む): 50948352

約数和(自身を除く): 32487392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 70, 80, 106, 112, 140, 160, 212, 224, 265, 280, 311, 371, 424, 530, 560, 622, 742, 848, 1060, 1120, 1244, 1484, 1555, 1696, 1855, 2120, 2177, 2488, 2968, 3110, 3710, 4240, 4354, 4976, 5936, 6220, 7420, 8480, 8708, 9952, 10885, 11872, 12440, 14840, 16483, 17416, 21770, 24880, 29680, 32966, 34832, 43540, 49760, 59360, 65932, 69664, 82415, 87080, 115381, 131864, 164830, 174160, 230762, 263728, 329660, 348320, 461524, 527456, 576905, 659320, 923048, 1153810, 1318640, 1846096, 2307620, 2637280, 3692192, 4615240, 9230480, 18460960]

約数ペア:

[(1, 18460960), (2, 9230480), (4, 4615240), (5, 3692192), (7, 2637280), (8, 2307620), (10, 1846096), (14, 1318640), (16, 1153810), (20, 923048), (28, 659320), (32, 576905), (35, 527456), (40, 461524), (53, 348320), (56, 329660), (70, 263728), (80, 230762), (106, 174160), (112, 164830), (140, 131864), (160, 115381), (212, 87080), (224, 82415), (265, 69664), (280, 65932), (311, 59360), (371, 49760), (424, 43540), (530, 34832), (560, 32966), (622, 29680), (742, 24880), (848, 21770), (1060, 17416), (1120, 16483), (1244, 14840), (1484, 12440), (1555, 11872), (1696, 10885), (1855, 9952), (2120, 8708), (2177, 8480), (2488, 7420), (2968, 6220), (3110, 5936), (3710, 4976), (4240, 4354)]