20700528

素因数分解:

$2^4\times 3^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:246

約数の個数: 80

約数和(自身を含む): 55710720

約数和(自身を除く): 35010192

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 53, 79, 103, 106, 158, 159, 206, 212, 237, 309, 316, 318, 412, 424, 474, 618, 632, 636, 824, 848, 948, 1236, 1264, 1272, 1648, 1896, 2472, 2544, 3792, 4187, 4944, 5459, 8137, 8374, 10918, 12561, 16274, 16377, 16748, 21836, 24411, 25122, 32548, 32754, 33496, 43672, 48822, 50244, 65096, 65508, 66992, 87344, 97644, 100488, 130192, 131016, 195288, 200976, 262032, 390576, 431261, 862522, 1293783, 1725044, 2587566, 3450088, 5175132, 6900176, 10350264, 20700528]

約数ペア:

[(1, 20700528), (2, 10350264), (3, 6900176), (4, 5175132), (6, 3450088), (8, 2587566), (12, 1725044), (16, 1293783), (24, 862522), (48, 431261), (53, 390576), (79, 262032), (103, 200976), (106, 195288), (158, 131016), (159, 130192), (206, 100488), (212, 97644), (237, 87344), (309, 66992), (316, 65508), (318, 65096), (412, 50244), (424, 48822), (474, 43672), (618, 33496), (632, 32754), (636, 32548), (824, 25122), (848, 24411), (948, 21836), (1236, 16748), (1264, 16377), (1272, 16274), (1648, 12561), (1896, 10918), (2472, 8374), (2544, 8137), (3792, 5459), (4187, 4944)]