2467850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1$

素因数の和:671

約数の個数: 48

約数和(自身を含む): 5731776

約数和(自身を除く): 3263926

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 641, 770, 1282, 1925, 3205, 3850, 4487, 6410, 7051, 8974, 14102, 16025, 22435, 32050, 35255, 44870, 49357, 70510, 98714, 112175, 176275, 224350, 246785, 352550, 493570, 1233925, 2467850]

約数ペア:

[(1, 2467850), (2, 1233925), (5, 493570), (7, 352550), (10, 246785), (11, 224350), (14, 176275), (22, 112175), (25, 98714), (35, 70510), (50, 49357), (55, 44870), (70, 35255), (77, 32050), (110, 22435), (154, 16025), (175, 14102), (275, 8974), (350, 7051), (385, 6410), (550, 4487), (641, 3850), (770, 3205), (1282, 1925)]