159356420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{18233}}^1$

素因数の和:18284

約数の個数: 48

約数和(自身を含む): 367597440

約数和(自身を除く): 208241020

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 380, 437, 460, 874, 1748, 2185, 4370, 8740, 18233, 36466, 72932, 91165, 182330, 346427, 364660, 419359, 692854, 838718, 1385708, 1677436, 1732135, 2096795, 3464270, 4193590, 6928540, 7967821, 8387180, 15935642, 31871284, 39839105, 79678210, 159356420]

約数ペア:

[(1, 159356420), (2, 79678210), (4, 39839105), (5, 31871284), (10, 15935642), (19, 8387180), (20, 7967821), (23, 6928540), (38, 4193590), (46, 3464270), (76, 2096795), (92, 1732135), (95, 1677436), (115, 1385708), (190, 838718), (230, 692854), (380, 419359), (437, 364660), (460, 346427), (874, 182330), (1748, 91165), (2185, 72932), (4370, 36466), (8740, 18233)]