47712520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 112492800

約数和(自身を除く): 64780280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 619, 820, 940, 1238, 1640, 1880, 1927, 2476, 3095, 3854, 4952, 6190, 7708, 9635, 12380, 15416, 19270, 24760, 25379, 29093, 38540, 50758, 58186, 77080, 101516, 116372, 126895, 145465, 203032, 232744, 253790, 290930, 507580, 581860, 1015160, 1163720, 1192813, 2385626, 4771252, 5964065, 9542504, 11928130, 23856260, 47712520]

約数ペア:

[(1, 47712520), (2, 23856260), (4, 11928130), (5, 9542504), (8, 5964065), (10, 4771252), (20, 2385626), (40, 1192813), (41, 1163720), (47, 1015160), (82, 581860), (94, 507580), (164, 290930), (188, 253790), (205, 232744), (235, 203032), (328, 145465), (376, 126895), (410, 116372), (470, 101516), (619, 77080), (820, 58186), (940, 50758), (1238, 38540), (1640, 29093), (1880, 25379), (1927, 24760), (2476, 19270), (3095, 15416), (3854, 12380), (4952, 9635), (6190, 7708)]