201977860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19763}}^1$

素因数の和:19852

約数の個数: 48

約数和(自身を含む): 491412096

約数和(自身を除く): 289434236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 73, 140, 146, 292, 365, 511, 730, 1022, 1460, 2044, 2555, 5110, 10220, 19763, 39526, 79052, 98815, 138341, 197630, 276682, 395260, 553364, 691705, 1383410, 1442699, 2766820, 2885398, 5770796, 7213495, 10098893, 14426990, 20197786, 28853980, 40395572, 50494465, 100988930, 201977860]

約数ペア:

[(1, 201977860), (2, 100988930), (4, 50494465), (5, 40395572), (7, 28853980), (10, 20197786), (14, 14426990), (20, 10098893), (28, 7213495), (35, 5770796), (70, 2885398), (73, 2766820), (140, 1442699), (146, 1383410), (292, 691705), (365, 553364), (511, 395260), (730, 276682), (1022, 197630), (1460, 138341), (2044, 98815), (2555, 79052), (5110, 39526), (10220, 19763)]