10196659120

素因数分解:

$2^4\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{63761}}^1$

素因数の和:65773

約数の個数: 40

約数和(自身を含む): 23719464000

約数和(自身を除く): 13522804880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1999, 3998, 7996, 9995, 15992, 19990, 31984, 39980, 63761, 79960, 127522, 159920, 255044, 318805, 510088, 637610, 1020176, 1275220, 2550440, 5100880, 127458239, 254916478, 509832956, 637291195, 1019665912, 1274582390, 2039331824, 2549164780, 5098329560, 10196659120]

約数ペア:

[(1, 10196659120), (2, 5098329560), (4, 2549164780), (5, 2039331824), (8, 1274582390), (10, 1019665912), (16, 637291195), (20, 509832956), (40, 254916478), (80, 127458239), (1999, 5100880), (3998, 2550440), (7996, 1275220), (9995, 1020176), (15992, 637610), (19990, 510088), (31984, 318805), (39980, 255044), (63761, 159920), (79960, 127522)]