358449890

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1\times {\mathrm{1259}}^1$

素因数の和:1738

約数の個数: 32

約数和(自身を含む): 656449920

約数和(自身を除く): 298000030

約数列:

[1, 2, 5, 10, 71, 142, 355, 401, 710, 802, 1259, 2005, 2518, 4010, 6295, 12590, 28471, 56942, 89389, 142355, 178778, 284710, 446945, 504859, 893890, 1009718, 2524295, 5048590, 35844989, 71689978, 179224945, 358449890]

約数ペア:

[(1, 358449890), (2, 179224945), (5, 71689978), (10, 35844989), (71, 5048590), (142, 2524295), (355, 1009718), (401, 893890), (710, 504859), (802, 446945), (1259, 284710), (2005, 178778), (2518, 142355), (4010, 89389), (6295, 56942), (12590, 28471)]