28258180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{587}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 62233920

約数和(自身を除く): 33975740

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 83, 116, 145, 166, 290, 332, 415, 580, 587, 830, 1174, 1660, 2348, 2407, 2935, 4814, 5870, 9628, 11740, 12035, 17023, 24070, 34046, 48140, 48721, 68092, 85115, 97442, 170230, 194884, 243605, 340460, 487210, 974420, 1412909, 2825818, 5651636, 7064545, 14129090, 28258180]

約数ペア:

[(1, 28258180), (2, 14129090), (4, 7064545), (5, 5651636), (10, 2825818), (20, 1412909), (29, 974420), (58, 487210), (83, 340460), (116, 243605), (145, 194884), (166, 170230), (290, 97442), (332, 85115), (415, 68092), (580, 48721), (587, 48140), (830, 34046), (1174, 24070), (1660, 17023), (2348, 12035), (2407, 11740), (2935, 9628), (4814, 5870)]