27921540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20233}}^1$

素因数の和:20268

約数の個数: 48

約数和(自身を含む): 81583488

約数和(自身を除く): 53661948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 20233, 40466, 60699, 80932, 101165, 121398, 202330, 242796, 303495, 404660, 465359, 606990, 930718, 1213980, 1396077, 1861436, 2326795, 2792154, 4653590, 5584308, 6980385, 9307180, 13960770, 27921540]

約数ペア:

[(1, 27921540), (2, 13960770), (3, 9307180), (4, 6980385), (5, 5584308), (6, 4653590), (10, 2792154), (12, 2326795), (15, 1861436), (20, 1396077), (23, 1213980), (30, 930718), (46, 606990), (60, 465359), (69, 404660), (92, 303495), (115, 242796), (138, 202330), (230, 121398), (276, 101165), (345, 80932), (460, 60699), (690, 40466), (1380, 20233)]