210015560

素因数分解:

$2^3\times 5^1\times {\mathrm{1931}}^1\times {\mathrm{2719}}^1$

素因数の和:4661

約数の個数: 32

約数和(自身を含む): 472953600

約数和(自身を除く): 262938040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1931, 2719, 3862, 5438, 7724, 9655, 10876, 13595, 15448, 19310, 21752, 27190, 38620, 54380, 77240, 108760, 5250389, 10500778, 21001556, 26251945, 42003112, 52503890, 105007780, 210015560]

約数ペア:

[(1, 210015560), (2, 105007780), (4, 52503890), (5, 42003112), (8, 26251945), (10, 21001556), (20, 10500778), (40, 5250389), (1931, 108760), (2719, 77240), (3862, 54380), (5438, 38620), (7724, 27190), (9655, 21752), (10876, 19310), (13595, 15448)]