345708290

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1\times {\mathrm{3407}}^1$

素因数の和:3626

約数の個数: 32

約数和(自身を含む): 635523840

約数和(自身を除く): 289815550

約数列:

[1, 2, 5, 10, 73, 139, 146, 278, 365, 695, 730, 1390, 3407, 6814, 10147, 17035, 20294, 34070, 50735, 101470, 248711, 473573, 497422, 947146, 1243555, 2367865, 2487110, 4735730, 34570829, 69141658, 172854145, 345708290]

約数ペア:

[(1, 345708290), (2, 172854145), (5, 69141658), (10, 34570829), (73, 4735730), (139, 2487110), (146, 2367865), (278, 1243555), (365, 947146), (695, 497422), (730, 473573), (1390, 248711), (3407, 101470), (6814, 50735), (10147, 34070), (17035, 20294)]