19562820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11243}}^1$

素因数の和:11284

約数の個数: 48

約数和(自身を含む): 56669760

約数和(自身を除く): 37106940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 11243, 22486, 33729, 44972, 56215, 67458, 112430, 134916, 168645, 224860, 326047, 337290, 652094, 674580, 978141, 1304188, 1630235, 1956282, 3260470, 3912564, 4890705, 6520940, 9781410, 19562820]

約数ペア:

[(1, 19562820), (2, 9781410), (3, 6520940), (4, 4890705), (5, 3912564), (6, 3260470), (10, 1956282), (12, 1630235), (15, 1304188), (20, 978141), (29, 674580), (30, 652094), (58, 337290), (60, 326047), (87, 224860), (116, 168645), (145, 134916), (174, 112430), (290, 67458), (348, 56215), (435, 44972), (580, 33729), (870, 22486), (1740, 11243)]