2788100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{569}}^1$

素因数の和:597

約数の個数: 54

約数和(自身を含む): 7050330

約数和(自身を除く): 4262230

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 569, 700, 980, 1138, 1225, 2276, 2450, 2845, 3983, 4900, 5690, 7966, 11380, 14225, 15932, 19915, 27881, 28450, 39830, 55762, 56900, 79660, 99575, 111524, 139405, 199150, 278810, 398300, 557620, 697025, 1394050, 2788100]

約数ペア:

[(1, 2788100), (2, 1394050), (4, 697025), (5, 557620), (7, 398300), (10, 278810), (14, 199150), (20, 139405), (25, 111524), (28, 99575), (35, 79660), (49, 56900), (50, 55762), (70, 39830), (98, 28450), (100, 27881), (140, 19915), (175, 15932), (196, 14225), (245, 11380), (350, 7966), (490, 5690), (569, 4900), (700, 3983), (980, 2845), (1138, 2450), (1225, 2276)]