879731890

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{21001}}^1$

素因数の和:21138

約数の個数: 32

約数和(自身を含む): 1633115520

約数和(自身を除く): 753383630

約数列:

[1, 2, 5, 10, 59, 71, 118, 142, 295, 355, 590, 710, 4189, 8378, 20945, 21001, 41890, 42002, 105005, 210010, 1239059, 1491071, 2478118, 2982142, 6195295, 7455355, 12390590, 14910710, 87973189, 175946378, 439865945, 879731890]

約数ペア:

[(1, 879731890), (2, 439865945), (5, 175946378), (10, 87973189), (59, 14910710), (71, 12390590), (118, 7455355), (142, 6195295), (295, 2982142), (355, 2478118), (590, 1491071), (710, 1239059), (4189, 210010), (8378, 105005), (20945, 42002), (21001, 41890)]