55016220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{18713}}^1$

素因数の和:18739

約数の個数: 72

約数和(自身を含む): 179205264

約数和(自身を除く): 124189044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 18713, 37426, 56139, 74852, 93565, 112278, 130991, 187130, 224556, 261982, 280695, 374260, 392973, 523964, 561390, 654955, 785946, 916937, 1122780, 1309910, 1571892, 1833874, 1964865, 2619820, 2750811, 3667748, 3929730, 4584685, 5501622, 7859460, 9169370, 11003244, 13754055, 18338740, 27508110, 55016220]

約数ペア:

[(1, 55016220), (2, 27508110), (3, 18338740), (4, 13754055), (5, 11003244), (6, 9169370), (7, 7859460), (10, 5501622), (12, 4584685), (14, 3929730), (15, 3667748), (20, 2750811), (21, 2619820), (28, 1964865), (30, 1833874), (35, 1571892), (42, 1309910), (49, 1122780), (60, 916937), (70, 785946), (84, 654955), (98, 561390), (105, 523964), (140, 392973), (147, 374260), (196, 280695), (210, 261982), (245, 224556), (294, 187130), (420, 130991), (490, 112278), (588, 93565), (735, 74852), (980, 56139), (1470, 37426), (2940, 18713)]