148909820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{323717}}^1$

素因数の和:323749

約数の個数: 24

約数和(自身を含む): 326307744

約数和(自身を除く): 177397924

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 323717, 647434, 1294868, 1618585, 3237170, 6474340, 7445491, 14890982, 29781964, 37227455, 74454910, 148909820]

約数ペア:

[(1, 148909820), (2, 74454910), (4, 37227455), (5, 29781964), (10, 14890982), (20, 7445491), (23, 6474340), (46, 3237170), (92, 1618585), (115, 1294868), (230, 647434), (460, 323717)]