2048380

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 4624704

約数和(自身を除く): 2576324

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 73, 92, 115, 122, 146, 230, 244, 292, 305, 365, 460, 610, 730, 1220, 1403, 1460, 1679, 2806, 3358, 4453, 5612, 6716, 7015, 8395, 8906, 14030, 16790, 17812, 22265, 28060, 33580, 44530, 89060, 102419, 204838, 409676, 512095, 1024190, 2048380]

約数ペア:

[(1, 2048380), (2, 1024190), (4, 512095), (5, 409676), (10, 204838), (20, 102419), (23, 89060), (46, 44530), (61, 33580), (73, 28060), (92, 22265), (115, 17812), (122, 16790), (146, 14030), (230, 8906), (244, 8395), (292, 7015), (305, 6716), (365, 5612), (460, 4453), (610, 3358), (730, 2806), (1220, 1679), (1403, 1460)]