20172872760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{484459}}^1$

素因数の和:484820

約数の個数: 64

約数和(自身を含む): 60693148800

約数和(自身を除く): 40520276040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 347, 694, 1041, 1388, 1735, 2082, 2776, 3470, 4164, 5205, 6940, 8328, 10410, 13880, 20820, 41640, 484459, 968918, 1453377, 1937836, 2422295, 2906754, 3875672, 4844590, 5813508, 7266885, 9689180, 11627016, 14533770, 19378360, 29067540, 58135080, 168107273, 336214546, 504321819, 672429092, 840536365, 1008643638, 1344858184, 1681072730, 2017287276, 2521609095, 3362145460, 4034574552, 5043218190, 6724290920, 10086436380, 20172872760]

約数ペア:

[(1, 20172872760), (2, 10086436380), (3, 6724290920), (4, 5043218190), (5, 4034574552), (6, 3362145460), (8, 2521609095), (10, 2017287276), (12, 1681072730), (15, 1344858184), (20, 1008643638), (24, 840536365), (30, 672429092), (40, 504321819), (60, 336214546), (120, 168107273), (347, 58135080), (694, 29067540), (1041, 19378360), (1388, 14533770), (1735, 11627016), (2082, 9689180), (2776, 7266885), (3470, 5813508), (4164, 4844590), (5205, 3875672), (6940, 2906754), (8328, 2422295), (10410, 1937836), (13880, 1453377), (20820, 968918), (41640, 484459)]