214176040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{983}}^1$

素因数の和:1426

約数の個数: 64

約数和(自身を含む): 520732800

約数和(自身を除く): 306556760

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 419, 520, 838, 983, 1676, 1966, 2095, 3352, 3932, 4190, 4915, 5447, 7864, 8380, 9830, 10894, 12779, 16760, 19660, 21788, 25558, 27235, 39320, 43576, 51116, 54470, 63895, 102232, 108940, 127790, 217880, 255580, 411877, 511160, 823754, 1647508, 2059385, 3295016, 4118770, 5354401, 8237540, 10708802, 16475080, 21417604, 26772005, 42835208, 53544010, 107088020, 214176040]

約数ペア:

[(1, 214176040), (2, 107088020), (4, 53544010), (5, 42835208), (8, 26772005), (10, 21417604), (13, 16475080), (20, 10708802), (26, 8237540), (40, 5354401), (52, 4118770), (65, 3295016), (104, 2059385), (130, 1647508), (260, 823754), (419, 511160), (520, 411877), (838, 255580), (983, 217880), (1676, 127790), (1966, 108940), (2095, 102232), (3352, 63895), (3932, 54470), (4190, 51116), (4915, 43576), (5447, 39320), (7864, 27235), (8380, 25558), (9830, 21788), (10894, 19660), (12779, 16760)]