379333820

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{167}}^1\times {\mathrm{829}}^1$

素因数の和:1142

約数の個数: 48

約数和(自身を含む): 808194240

約数和(自身を除く): 428860420

約数列:

[1, 2, 4, 5, 10, 20, 137, 167, 274, 334, 548, 668, 685, 829, 835, 1370, 1658, 1670, 2740, 3316, 3340, 4145, 8290, 16580, 22879, 45758, 91516, 113573, 114395, 138443, 227146, 228790, 276886, 454292, 457580, 553772, 567865, 692215, 1135730, 1384430, 2271460, 2768860, 18966691, 37933382, 75866764, 94833455, 189666910, 379333820]

約数ペア:

[(1, 379333820), (2, 189666910), (4, 94833455), (5, 75866764), (10, 37933382), (20, 18966691), (137, 2768860), (167, 2271460), (274, 1384430), (334, 1135730), (548, 692215), (668, 567865), (685, 553772), (829, 457580), (835, 454292), (1370, 276886), (1658, 228790), (1670, 227146), (2740, 138443), (3316, 114395), (3340, 113573), (4145, 91516), (8290, 45758), (16580, 22879)]