220153160

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{15331}}^1$

素因数の和:15701

約数の個数: 32

約数和(自身を含む): 496756800

約数和(自身を除く): 276603640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 1436, 1795, 2872, 3590, 7180, 14360, 15331, 30662, 61324, 76655, 122648, 153310, 306620, 613240, 5503829, 11007658, 22015316, 27519145, 44030632, 55038290, 110076580, 220153160]

約数ペア:

[(1, 220153160), (2, 110076580), (4, 55038290), (5, 44030632), (8, 27519145), (10, 22015316), (20, 11007658), (40, 5503829), (359, 613240), (718, 306620), (1436, 153310), (1795, 122648), (2872, 76655), (3590, 61324), (7180, 30662), (14360, 15331)]