47288960

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1997}}^1$

素因数の和:2053

約数の個数: 64

約数和(自身を含む): 116163720

約数和(自身を除く): 68874760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 296, 320, 370, 592, 640, 740, 1184, 1480, 1997, 2368, 2960, 3994, 4736, 5920, 7988, 9985, 11840, 15976, 19970, 23680, 31952, 39940, 63904, 73889, 79880, 127808, 147778, 159760, 255616, 295556, 319520, 369445, 591112, 639040, 738890, 1182224, 1278080, 1477780, 2364448, 2955560, 4728896, 5911120, 9457792, 11822240, 23644480, 47288960]

約数ペア:

[(1, 47288960), (2, 23644480), (4, 11822240), (5, 9457792), (8, 5911120), (10, 4728896), (16, 2955560), (20, 2364448), (32, 1477780), (37, 1278080), (40, 1182224), (64, 738890), (74, 639040), (80, 591112), (128, 369445), (148, 319520), (160, 295556), (185, 255616), (296, 159760), (320, 147778), (370, 127808), (592, 79880), (640, 73889), (740, 63904), (1184, 39940), (1480, 31952), (1997, 23680), (2368, 19970), (2960, 15976), (3994, 11840), (4736, 9985), (5920, 7988)]