47217920

素因数分解:

$2^8\times 5^1\times {\mathrm{37}}^1\times {\mathrm{997}}^1$

素因数の和:1055

約数の個数: 72

約数和(自身を含む): 116274984

約数和(自身を除く): 69057064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 185, 256, 296, 320, 370, 592, 640, 740, 997, 1184, 1280, 1480, 1994, 2368, 2960, 3988, 4736, 4985, 5920, 7976, 9472, 9970, 11840, 15952, 19940, 23680, 31904, 36889, 39880, 47360, 63808, 73778, 79760, 127616, 147556, 159520, 184445, 255232, 295112, 319040, 368890, 590224, 638080, 737780, 1180448, 1276160, 1475560, 2360896, 2951120, 4721792, 5902240, 9443584, 11804480, 23608960, 47217920]

約数ペア:

[(1, 47217920), (2, 23608960), (4, 11804480), (5, 9443584), (8, 5902240), (10, 4721792), (16, 2951120), (20, 2360896), (32, 1475560), (37, 1276160), (40, 1180448), (64, 737780), (74, 638080), (80, 590224), (128, 368890), (148, 319040), (160, 295112), (185, 255232), (256, 184445), (296, 159520), (320, 147556), (370, 127616), (592, 79760), (640, 73778), (740, 63808), (997, 47360), (1184, 39880), (1280, 36889), (1480, 31904), (1994, 23680), (2368, 19940), (2960, 15952), (3988, 11840), (4736, 9970), (4985, 9472), (5920, 7976)]