20109300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{3943}}^1$

素因数の和:3977

約数の個数: 72

約数和(自身を含む): 61621056

約数和(自身を除く): 41511756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 25, 30, 34, 50, 51, 60, 68, 75, 85, 100, 102, 150, 170, 204, 255, 300, 340, 425, 510, 850, 1020, 1275, 1700, 2550, 3943, 5100, 7886, 11829, 15772, 19715, 23658, 39430, 47316, 59145, 67031, 78860, 98575, 118290, 134062, 197150, 201093, 236580, 268124, 295725, 335155, 394300, 402186, 591450, 670310, 804372, 1005465, 1182900, 1340620, 1675775, 2010930, 3351550, 4021860, 5027325, 6703100, 10054650, 20109300]

約数ペア:

[(1, 20109300), (2, 10054650), (3, 6703100), (4, 5027325), (5, 4021860), (6, 3351550), (10, 2010930), (12, 1675775), (15, 1340620), (17, 1182900), (20, 1005465), (25, 804372), (30, 670310), (34, 591450), (50, 402186), (51, 394300), (60, 335155), (68, 295725), (75, 268124), (85, 236580), (100, 201093), (102, 197150), (150, 134062), (170, 118290), (204, 98575), (255, 78860), (300, 67031), (340, 59145), (425, 47316), (510, 39430), (850, 23658), (1020, 19715), (1275, 15772), (1700, 11829), (2550, 7886), (3943, 5100)]