20253072

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 120

約数和(自身を含む): 62198400

約数和(自身を除く): 41945328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 79, 84, 98, 109, 112, 147, 158, 168, 196, 218, 237, 294, 316, 327, 336, 392, 436, 474, 553, 588, 632, 654, 763, 784, 872, 948, 1106, 1176, 1264, 1308, 1526, 1659, 1744, 1896, 2212, 2289, 2352, 2616, 3052, 3318, 3792, 3871, 4424, 4578, 5232, 5341, 6104, 6636, 7742, 8611, 8848, 9156, 10682, 11613, 12208, 13272, 15484, 16023, 17222, 18312, 21364, 23226, 25833, 26544, 30968, 32046, 34444, 36624, 42728, 46452, 51666, 60277, 61936, 64092, 68888, 85456, 92904, 103332, 120554, 128184, 137776, 180831, 185808, 206664, 241108, 256368, 361662, 413328, 421939, 482216, 723324, 843878, 964432, 1265817, 1446648, 1687756, 2531634, 2893296, 3375512, 5063268, 6751024, 10126536, 20253072]

約数ペア:

[(1, 20253072), (2, 10126536), (3, 6751024), (4, 5063268), (6, 3375512), (7, 2893296), (8, 2531634), (12, 1687756), (14, 1446648), (16, 1265817), (21, 964432), (24, 843878), (28, 723324), (42, 482216), (48, 421939), (49, 413328), (56, 361662), (79, 256368), (84, 241108), (98, 206664), (109, 185808), (112, 180831), (147, 137776), (158, 128184), (168, 120554), (196, 103332), (218, 92904), (237, 85456), (294, 68888), (316, 64092), (327, 61936), (336, 60277), (392, 51666), (436, 46452), (474, 42728), (553, 36624), (588, 34444), (632, 32046), (654, 30968), (763, 26544), (784, 25833), (872, 23226), (948, 21364), (1106, 18312), (1176, 17222), (1264, 16023), (1308, 15484), (1526, 13272), (1659, 12208), (1744, 11613), (1896, 10682), (2212, 9156), (2289, 8848), (2352, 8611), (2616, 7742), (3052, 6636), (3318, 6104), (3792, 5341), (3871, 5232), (4424, 4578)]