27720355880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{8089}}^1\times {\mathrm{12239}}^1$

素因数の和:20346

約数の個数: 64

約数和(自身を含む): 71295552000

約数和(自身を除く): 43575196120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 8089, 12239, 16178, 24478, 32356, 40445, 48956, 56623, 61195, 64712, 80890, 85673, 97912, 113246, 122390, 161780, 171346, 226492, 244780, 283115, 323560, 342692, 428365, 452984, 489560, 566230, 685384, 856730, 1132460, 1713460, 2264920, 3426920, 99001271, 198002542, 396005084, 495006355, 693008897, 792010168, 990012710, 1386017794, 1980025420, 2772035588, 3465044485, 3960050840, 5544071176, 6930088970, 13860177940, 27720355880]

約数ペア:

[(1, 27720355880), (2, 13860177940), (4, 6930088970), (5, 5544071176), (7, 3960050840), (8, 3465044485), (10, 2772035588), (14, 1980025420), (20, 1386017794), (28, 990012710), (35, 792010168), (40, 693008897), (56, 495006355), (70, 396005084), (140, 198002542), (280, 99001271), (8089, 3426920), (12239, 2264920), (16178, 1713460), (24478, 1132460), (32356, 856730), (40445, 685384), (48956, 566230), (56623, 489560), (61195, 452984), (64712, 428365), (80890, 342692), (85673, 323560), (97912, 283115), (113246, 244780), (122390, 226492), (161780, 171346)]