2018752960

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{128747}}^1$

素因数の和:128778

約数の個数: 84

約数和(自身を含む): 5592040632

約数和(自身を除く): 3573287672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 320, 392, 448, 490, 560, 784, 980, 1120, 1568, 1960, 2240, 3136, 3920, 7840, 15680, 128747, 257494, 514988, 643735, 901229, 1029976, 1287470, 1802458, 2059952, 2574940, 3604916, 4119904, 4506145, 5149880, 6308603, 7209832, 8239808, 9012290, 10299760, 12617206, 14419664, 18024580, 20599520, 25234412, 28839328, 31543015, 36049160, 41199040, 50468824, 57678656, 63086030, 72098320, 100937648, 126172060, 144196640, 201875296, 252344120, 288393280, 403750592, 504688240, 1009376480, 2018752960]

約数ペア:

[(1, 2018752960), (2, 1009376480), (4, 504688240), (5, 403750592), (7, 288393280), (8, 252344120), (10, 201875296), (14, 144196640), (16, 126172060), (20, 100937648), (28, 72098320), (32, 63086030), (35, 57678656), (40, 50468824), (49, 41199040), (56, 36049160), (64, 31543015), (70, 28839328), (80, 25234412), (98, 20599520), (112, 18024580), (140, 14419664), (160, 12617206), (196, 10299760), (224, 9012290), (245, 8239808), (280, 7209832), (320, 6308603), (392, 5149880), (448, 4506145), (490, 4119904), (560, 3604916), (784, 2574940), (980, 2059952), (1120, 1802458), (1568, 1287470), (1960, 1029976), (2240, 901229), (3136, 643735), (3920, 514988), (7840, 257494), (15680, 128747)]