356240

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:147

約数の個数: 40

約数和(自身を含む): 853368

約数和(自身を除く): 497128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 73, 80, 122, 146, 244, 292, 305, 365, 488, 584, 610, 730, 976, 1168, 1220, 1460, 2440, 2920, 4453, 4880, 5840, 8906, 17812, 22265, 35624, 44530, 71248, 89060, 178120, 356240]

約数ペア:

[(1, 356240), (2, 178120), (4, 89060), (5, 71248), (8, 44530), (10, 35624), (16, 22265), (20, 17812), (40, 8906), (61, 5840), (73, 4880), (80, 4453), (122, 2920), (146, 2440), (244, 1460), (292, 1220), (305, 1168), (365, 976), (488, 730), (584, 610)]