22531720

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1289}}^1$

素因数の和:1342

約数の個数: 64

約数和(自身を含む): 55728000

約数和(自身を除く): 33196280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1289, 1748, 2185, 2578, 3496, 4370, 5156, 6445, 8740, 10312, 12890, 17480, 24491, 25780, 29647, 48982, 51560, 59294, 97964, 118588, 122455, 148235, 195928, 237176, 244910, 296470, 489820, 563293, 592940, 979640, 1126586, 1185880, 2253172, 2816465, 4506344, 5632930, 11265860, 22531720]

約数ペア:

[(1, 22531720), (2, 11265860), (4, 5632930), (5, 4506344), (8, 2816465), (10, 2253172), (19, 1185880), (20, 1126586), (23, 979640), (38, 592940), (40, 563293), (46, 489820), (76, 296470), (92, 244910), (95, 237176), (115, 195928), (152, 148235), (184, 122455), (190, 118588), (230, 97964), (380, 59294), (437, 51560), (460, 48982), (760, 29647), (874, 25780), (920, 24491), (1289, 17480), (1748, 12890), (2185, 10312), (2578, 8740), (3496, 6445), (4370, 5156)]