1900528620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{736639}}^1$

素因数の和:736694

約数の個数: 48

約数和(自身を含む): 5445242880

約数和(自身を除く): 3544714260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 736639, 1473278, 2209917, 2946556, 3683195, 4419834, 7366390, 8839668, 11049585, 14732780, 22099170, 31675477, 44198340, 63350954, 95026431, 126701908, 158377385, 190052862, 316754770, 380105724, 475132155, 633509540, 950264310, 1900528620]

約数ペア:

[(1, 1900528620), (2, 950264310), (3, 633509540), (4, 475132155), (5, 380105724), (6, 316754770), (10, 190052862), (12, 158377385), (15, 126701908), (20, 95026431), (30, 63350954), (43, 44198340), (60, 31675477), (86, 22099170), (129, 14732780), (172, 11049585), (215, 8839668), (258, 7366390), (430, 4419834), (516, 3683195), (645, 2946556), (860, 2209917), (1290, 1473278), (2580, 736639)]