22021580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1023

約数の個数: 72

約数和(自身を含む): 56191968

約数和(自身を除く): 34170388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 805, 977, 980, 1127, 1610, 1954, 2254, 3220, 3908, 4508, 4885, 5635, 6839, 9770, 11270, 13678, 19540, 22471, 22540, 27356, 34195, 44942, 47873, 68390, 89884, 95746, 112355, 136780, 157297, 191492, 224710, 239365, 314594, 449420, 478730, 629188, 786485, 957460, 1101079, 1572970, 2202158, 3145940, 4404316, 5505395, 11010790, 22021580]

約数ペア:

[(1, 22021580), (2, 11010790), (4, 5505395), (5, 4404316), (7, 3145940), (10, 2202158), (14, 1572970), (20, 1101079), (23, 957460), (28, 786485), (35, 629188), (46, 478730), (49, 449420), (70, 314594), (92, 239365), (98, 224710), (115, 191492), (140, 157297), (161, 136780), (196, 112355), (230, 95746), (245, 89884), (322, 68390), (460, 47873), (490, 44942), (644, 34195), (805, 27356), (977, 22540), (980, 22471), (1127, 19540), (1610, 13678), (1954, 11270), (2254, 9770), (3220, 6839), (3908, 5635), (4508, 4885)]