2163443720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{9629}}^1$

素因数の和:9818

約数の個数: 64

約数和(自身を含む): 5023393200

約数和(自身を除く): 2859949480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 137, 164, 205, 274, 328, 410, 548, 685, 820, 1096, 1370, 1640, 2740, 5480, 5617, 9629, 11234, 19258, 22468, 28085, 38516, 44936, 48145, 56170, 77032, 96290, 112340, 192580, 224680, 385160, 394789, 789578, 1319173, 1579156, 1973945, 2638346, 3158312, 3947890, 5276692, 6595865, 7895780, 10553384, 13191730, 15791560, 26383460, 52766920, 54086093, 108172186, 216344372, 270430465, 432688744, 540860930, 1081721860, 2163443720]

約数ペア:

[(1, 2163443720), (2, 1081721860), (4, 540860930), (5, 432688744), (8, 270430465), (10, 216344372), (20, 108172186), (40, 54086093), (41, 52766920), (82, 26383460), (137, 15791560), (164, 13191730), (205, 10553384), (274, 7895780), (328, 6595865), (410, 5276692), (548, 3947890), (685, 3158312), (820, 2638346), (1096, 1973945), (1370, 1579156), (1640, 1319173), (2740, 789578), (5480, 394789), (5617, 385160), (9629, 224680), (11234, 192580), (19258, 112340), (22468, 96290), (28085, 77032), (38516, 56170), (44936, 48145)]