24972220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13721}}^1$

素因数の和:13750

約数の個数: 48

約数和(自身を含む): 64548288

約数和(自身を除く): 39576068

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 13721, 27442, 54884, 68605, 96047, 137210, 178373, 192094, 274420, 356746, 384188, 480235, 713492, 891865, 960470, 1248611, 1783730, 1920940, 2497222, 3567460, 4994444, 6243055, 12486110, 24972220]

約数ペア:

[(1, 24972220), (2, 12486110), (4, 6243055), (5, 4994444), (7, 3567460), (10, 2497222), (13, 1920940), (14, 1783730), (20, 1248611), (26, 960470), (28, 891865), (35, 713492), (52, 480235), (65, 384188), (70, 356746), (91, 274420), (130, 192094), (140, 178373), (182, 137210), (260, 96047), (364, 68605), (455, 54884), (910, 27442), (1820, 13721)]