16198640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10657}}^1$

素因数の和:10689

約数の個数: 40

約数和(自身を含む): 39647760

約数和(自身を除く): 23449120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 10657, 21314, 42628, 53285, 85256, 106570, 170512, 202483, 213140, 404966, 426280, 809932, 852560, 1012415, 1619864, 2024830, 3239728, 4049660, 8099320, 16198640]

約数ペア:

[(1, 16198640), (2, 8099320), (4, 4049660), (5, 3239728), (8, 2024830), (10, 1619864), (16, 1012415), (19, 852560), (20, 809932), (38, 426280), (40, 404966), (76, 213140), (80, 202483), (95, 170512), (152, 106570), (190, 85256), (304, 53285), (380, 42628), (760, 21314), (1520, 10657)]