20954200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{6163}}^1$

素因数の和:6196

約数の個数: 48

約数和(自身を含む): 51592680

約数和(自身を除く): 30638480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 34, 40, 50, 68, 85, 100, 136, 170, 200, 340, 425, 680, 850, 1700, 3400, 6163, 12326, 24652, 30815, 49304, 61630, 104771, 123260, 154075, 209542, 246520, 308150, 419084, 523855, 616300, 838168, 1047710, 1232600, 2095420, 2619275, 4190840, 5238550, 10477100, 20954200]

約数ペア:

[(1, 20954200), (2, 10477100), (4, 5238550), (5, 4190840), (8, 2619275), (10, 2095420), (17, 1232600), (20, 1047710), (25, 838168), (34, 616300), (40, 523855), (50, 419084), (68, 308150), (85, 246520), (100, 209542), (136, 154075), (170, 123260), (200, 104771), (340, 61630), (425, 49304), (680, 30815), (850, 24652), (1700, 12326), (3400, 6163)]