2220142.00000000

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:383

約数の個数: 72

約数和(自身を含む): 55904688

約数和(自身を除く): 33373508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 83, 98, 140, 166, 196, 245, 277, 332, 415, 490, 554, 581, 830, 980, 1108, 1162, 1385, 1660, 1939, 2324, 2770, 2905, 3878, 4067, 5540, 5810, 7756, 8134, 9695, 11620, 13573, 16268, 19390, 20335, 22991, 27146, 38780, 40670, 45982, 54292, 67865, 81340, 91964, 114955, 135730, 160937, 229910, 271460, 321874, 459820, 643748, 804685, 1126559, 1609370, 2253118, 3218740, 4506236, 5632795, 11265590, 22531180]

約数ペア:

[(1, 22531180), (2, 11265590), (4, 5632795), (5, 4506236), (7, 3218740), (10, 2253118), (14, 1609370), (20, 1126559), (28, 804685), (35, 643748), (49, 459820), (70, 321874), (83, 271460), (98, 229910), (140, 160937), (166, 135730), (196, 114955), (245, 91964), (277, 81340), (332, 67865), (415, 54292), (490, 45982), (554, 40670), (581, 38780), (830, 27146), (980, 22991), (1108, 20335), (1162, 19390), (1385, 16268), (1660, 13573), (1939, 11620), (2324, 9695), (2770, 8134), (2905, 7756), (3878, 5810), (4067, 5540)]