13019388680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10499507}}^1$

素因数の和:10499549

約数の個数: 32

約数和(自身を含む): 30238583040

約数和(自身を除く): 17219194360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 10499507, 20999014, 41998028, 52497535, 83996056, 104995070, 209990140, 325484717, 419980280, 650969434, 1301938868, 1627423585, 2603877736, 3254847170, 6509694340, 13019388680]

約数ペア:

[(1, 13019388680), (2, 6509694340), (4, 3254847170), (5, 2603877736), (8, 1627423585), (10, 1301938868), (20, 650969434), (31, 419980280), (40, 325484717), (62, 209990140), (124, 104995070), (155, 83996056), (248, 52497535), (310, 41998028), (620, 20999014), (1240, 10499507)]