4017920

素因数分解:

$2^8\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 72

約数和(自身を含む): 9982896

約数和(自身を除く): 5964976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 64, 73, 80, 86, 128, 146, 160, 172, 215, 256, 292, 320, 344, 365, 430, 584, 640, 688, 730, 860, 1168, 1280, 1376, 1460, 1720, 2336, 2752, 2920, 3139, 3440, 4672, 5504, 5840, 6278, 6880, 9344, 11008, 11680, 12556, 13760, 15695, 18688, 23360, 25112, 27520, 31390, 46720, 50224, 55040, 62780, 93440, 100448, 125560, 200896, 251120, 401792, 502240, 803584, 1004480, 2008960, 4017920]

約数ペア:

[(1, 4017920), (2, 2008960), (4, 1004480), (5, 803584), (8, 502240), (10, 401792), (16, 251120), (20, 200896), (32, 125560), (40, 100448), (43, 93440), (64, 62780), (73, 55040), (80, 50224), (86, 46720), (128, 31390), (146, 27520), (160, 25112), (172, 23360), (215, 18688), (256, 15695), (292, 13760), (320, 12556), (344, 11680), (365, 11008), (430, 9344), (584, 6880), (640, 6278), (688, 5840), (730, 5504), (860, 4672), (1168, 3440), (1280, 3139), (1376, 2920), (1460, 2752), (1720, 2336)]