20044360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4211}}^1$

素因数の和:4246

約数の個数: 64

約数和(自身を含む): 54587520

約数和(自身を除く): 34543160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4211, 4760, 8422, 16844, 21055, 29477, 33688, 42110, 58954, 71587, 84220, 117908, 143174, 147385, 168440, 235816, 286348, 294770, 357935, 501109, 572696, 589540, 715870, 1002218, 1179080, 1431740, 2004436, 2505545, 2863480, 4008872, 5011090, 10022180, 20044360]

約数ペア:

[(1, 20044360), (2, 10022180), (4, 5011090), (5, 4008872), (7, 2863480), (8, 2505545), (10, 2004436), (14, 1431740), (17, 1179080), (20, 1002218), (28, 715870), (34, 589540), (35, 572696), (40, 501109), (56, 357935), (68, 294770), (70, 286348), (85, 235816), (119, 168440), (136, 147385), (140, 143174), (170, 117908), (238, 84220), (280, 71587), (340, 58954), (476, 42110), (595, 33688), (680, 29477), (952, 21055), (1190, 16844), (2380, 8422), (4211, 4760)]