30723080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{45181}}^1$

素因数の和:45209

約数の個数: 32

約数和(自身を含む): 73194840

約数和(自身を除く): 42471760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 45181, 90362, 180724, 225905, 361448, 451810, 768077, 903620, 1536154, 1807240, 3072308, 3840385, 6144616, 7680770, 15361540, 30723080]

約数ペア:

[(1, 30723080), (2, 15361540), (4, 7680770), (5, 6144616), (8, 3840385), (10, 3072308), (17, 1807240), (20, 1536154), (34, 903620), (40, 768077), (68, 451810), (85, 361448), (136, 225905), (170, 180724), (340, 90362), (680, 45181)]