20000568

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 62208000

約数和(自身を除く): 42207432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 47, 51, 56, 68, 84, 94, 102, 119, 136, 141, 149, 168, 188, 204, 238, 282, 298, 329, 357, 376, 408, 447, 476, 564, 596, 658, 714, 799, 894, 952, 987, 1043, 1128, 1192, 1316, 1428, 1598, 1788, 1974, 2086, 2397, 2533, 2632, 2856, 3129, 3196, 3576, 3948, 4172, 4794, 5066, 5593, 6258, 6392, 7003, 7599, 7896, 8344, 9588, 10132, 11186, 12516, 14006, 15198, 16779, 17731, 19176, 20264, 21009, 22372, 25032, 28012, 30396, 33558, 35462, 42018, 44744, 49021, 53193, 56024, 60792, 67116, 70924, 84036, 98042, 106386, 119051, 134232, 141848, 147063, 168072, 196084, 212772, 238102, 294126, 357153, 392168, 425544, 476204, 588252, 714306, 833357, 952408, 1176504, 1428612, 1666714, 2500071, 2857224, 3333428, 5000142, 6666856, 10000284, 20000568]

約数ペア:

[(1, 20000568), (2, 10000284), (3, 6666856), (4, 5000142), (6, 3333428), (7, 2857224), (8, 2500071), (12, 1666714), (14, 1428612), (17, 1176504), (21, 952408), (24, 833357), (28, 714306), (34, 588252), (42, 476204), (47, 425544), (51, 392168), (56, 357153), (68, 294126), (84, 238102), (94, 212772), (102, 196084), (119, 168072), (136, 147063), (141, 141848), (149, 134232), (168, 119051), (188, 106386), (204, 98042), (238, 84036), (282, 70924), (298, 67116), (329, 60792), (357, 56024), (376, 53193), (408, 49021), (447, 44744), (476, 42018), (564, 35462), (596, 33558), (658, 30396), (714, 28012), (799, 25032), (894, 22372), (952, 21009), (987, 20264), (1043, 19176), (1128, 17731), (1192, 16779), (1316, 15198), (1428, 14006), (1598, 12516), (1788, 11186), (1974, 10132), (2086, 9588), (2397, 8344), (2533, 7896), (2632, 7599), (2856, 7003), (3129, 6392), (3196, 6258), (3576, 5593), (3948, 5066), (4172, 4794)]