16196840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:434

約数の個数: 64

約数和(自身を含む): 40201920

約数和(自身を除く): 24005080

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 131, 220, 262, 281, 440, 524, 562, 655, 1048, 1124, 1310, 1405, 1441, 2248, 2620, 2810, 2882, 3091, 5240, 5620, 5764, 6182, 7205, 11240, 11528, 12364, 14410, 15455, 24728, 28820, 30910, 36811, 57640, 61820, 73622, 123640, 147244, 184055, 294488, 368110, 404921, 736220, 809842, 1472440, 1619684, 2024605, 3239368, 4049210, 8098420, 16196840]

約数ペア:

[(1, 16196840), (2, 8098420), (4, 4049210), (5, 3239368), (8, 2024605), (10, 1619684), (11, 1472440), (20, 809842), (22, 736220), (40, 404921), (44, 368110), (55, 294488), (88, 184055), (110, 147244), (131, 123640), (220, 73622), (262, 61820), (281, 57640), (440, 36811), (524, 30910), (562, 28820), (655, 24728), (1048, 15455), (1124, 14410), (1310, 12364), (1405, 11528), (1441, 11240), (2248, 7205), (2620, 6182), (2810, 5764), (2882, 5620), (3091, 5240)]