8403760

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1439}}^1$

素因数の和:1525

約数の個数: 40

約数和(自身を含む): 19820160

約数和(自身を除く): 11416400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1439, 1460, 2878, 2920, 5756, 5840, 7195, 11512, 14390, 23024, 28780, 57560, 105047, 115120, 210094, 420188, 525235, 840376, 1050470, 1680752, 2100940, 4201880, 8403760]

約数ペア:

[(1, 8403760), (2, 4201880), (4, 2100940), (5, 1680752), (8, 1050470), (10, 840376), (16, 525235), (20, 420188), (40, 210094), (73, 115120), (80, 105047), (146, 57560), (292, 28780), (365, 23024), (584, 14390), (730, 11512), (1168, 7195), (1439, 5840), (1460, 5756), (2878, 2920)]