891036808720

素因数分解:

$2^4\times 5^1\times {\mathrm{91297}}^1\times {\mathrm{121997}}^1$

素因数の和:213307

約数の個数: 40

約数和(自身を含む): 2071700253144

約数和(自身を除く): 1180663444424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 91297, 121997, 182594, 243994, 365188, 456485, 487988, 609985, 730376, 912970, 975976, 1219970, 1460752, 1825940, 1951952, 2439940, 3651880, 4879880, 7303760, 9759760, 11137960109, 22275920218, 44551840436, 55689800545, 89103680872, 111379601090, 178207361744, 222759202180, 445518404360, 891036808720]

約数ペア:

[(1, 891036808720), (2, 445518404360), (4, 222759202180), (5, 178207361744), (8, 111379601090), (10, 89103680872), (16, 55689800545), (20, 44551840436), (40, 22275920218), (80, 11137960109), (91297, 9759760), (121997, 7303760), (182594, 4879880), (243994, 3651880), (365188, 2439940), (456485, 1951952), (487988, 1825940), (609985, 1460752), (730376, 1219970), (912970, 975976)]