1569882920

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{401}}^1\times {\mathrm{1009}}^1$

素因数の和:1518

約数の個数: 64

約数和(自身を含む): 3581096400

約数和(自身を除く): 2011213480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 401, 485, 776, 802, 970, 1009, 1604, 1940, 2005, 2018, 3208, 3880, 4010, 4036, 5045, 8020, 8072, 10090, 16040, 20180, 38897, 40360, 77794, 97873, 155588, 194485, 195746, 311176, 388970, 391492, 404609, 489365, 777940, 782984, 809218, 978730, 1555880, 1618436, 1957460, 2023045, 3236872, 3914920, 4046090, 8092180, 16184360, 39247073, 78494146, 156988292, 196235365, 313976584, 392470730, 784941460, 1569882920]

約数ペア:

[(1, 1569882920), (2, 784941460), (4, 392470730), (5, 313976584), (8, 196235365), (10, 156988292), (20, 78494146), (40, 39247073), (97, 16184360), (194, 8092180), (388, 4046090), (401, 3914920), (485, 3236872), (776, 2023045), (802, 1957460), (970, 1618436), (1009, 1555880), (1604, 978730), (1940, 809218), (2005, 782984), (2018, 777940), (3208, 489365), (3880, 404609), (4010, 391492), (4036, 388970), (5045, 311176), (8020, 195746), (8072, 194485), (10090, 155588), (16040, 97873), (20180, 77794), (38897, 40360)]