20415300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{4003}}^1$

素因数の和:4037

約数の個数: 72

約数和(自身を含む): 62558496

約数和(自身を除く): 42143196

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, 4003, 5100, 8006, 12009, 16012, 20015, 24018, 40030, 48036, 60045, 68051, 80060, 100075, 120090, 136102, 200150, 204153, 240180, 272204, 300225, 340255, 400300, 408306, 600450, 680510, 816612, 1020765, 1200900, 1361020, 1701275, 2041530, 3402550, 4083060, 5103825, 6805100, 10207650, 20415300]

約数ペア:

[(1, 20415300), (2, 10207650), (3, 6805100), (4, 5103825), (5, 4083060), (6, 3402550), (10, 2041530), (12, 1701275), (15, 1361020), (17, 1200900), (20, 1020765), (25, 816612), (30, 680510), (34, 600450), (50, 408306), (51, 400300), (60, 340255), (68, 300225), (75, 272204), (85, 240180), (100, 204153), (102, 200150), (150, 136102), (170, 120090), (204, 100075), (255, 80060), (300, 68051), (340, 60045), (425, 48036), (510, 40030), (850, 24018), (1020, 20015), (1275, 16012), (1700, 12009), (2550, 8006), (4003, 5100)]