420159160

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{552841}}^1$

素因数の和:552871

約数の個数: 32

約数和(自身を含む): 995115600

約数和(自身を除く): 574956440

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 552841, 1105682, 2211364, 2764205, 4422728, 5528410, 10503979, 11056820, 21007958, 22113640, 42015916, 52519895, 84031832, 105039790, 210079580, 420159160]

約数ペア:

[(1, 420159160), (2, 210079580), (4, 105039790), (5, 84031832), (8, 52519895), (10, 42015916), (19, 22113640), (20, 21007958), (38, 11056820), (40, 10503979), (76, 5528410), (95, 4422728), (152, 2764205), (190, 2211364), (380, 1105682), (760, 552841)]