2797900

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{571}}^1$

素因数の和:599

約数の個数: 54

約数和(自身を含む): 7075068

約数和(自身を除く): 4277168

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, 571, 700, 980, 1142, 1225, 2284, 2450, 2855, 3997, 4900, 5710, 7994, 11420, 14275, 15988, 19985, 27979, 28550, 39970, 55958, 57100, 79940, 99925, 111916, 139895, 199850, 279790, 399700, 559580, 699475, 1398950, 2797900]

約数ペア:

[(1, 2797900), (2, 1398950), (4, 699475), (5, 559580), (7, 399700), (10, 279790), (14, 199850), (20, 139895), (25, 111916), (28, 99925), (35, 79940), (49, 57100), (50, 55958), (70, 39970), (98, 28550), (100, 27979), (140, 19985), (175, 15988), (196, 14275), (245, 11420), (350, 7994), (490, 5710), (571, 4900), (700, 3997), (980, 2855), (1142, 2450), (1225, 2284)]