19704160

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1$

素因数の和:336

約数の個数: 96

約数和(自身を含む): 54153792

約数和(自身を除く): 34449632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 73, 80, 112, 140, 146, 160, 224, 241, 280, 292, 365, 482, 511, 560, 584, 730, 964, 1022, 1120, 1168, 1205, 1460, 1687, 1928, 2044, 2336, 2410, 2555, 2920, 3374, 3856, 4088, 4820, 5110, 5840, 6748, 7712, 8176, 8435, 9640, 10220, 11680, 13496, 16352, 16870, 17593, 19280, 20440, 26992, 33740, 35186, 38560, 40880, 53984, 67480, 70372, 81760, 87965, 123151, 134960, 140744, 175930, 246302, 269920, 281488, 351860, 492604, 562976, 615755, 703720, 985208, 1231510, 1407440, 1970416, 2463020, 2814880, 3940832, 4926040, 9852080, 19704160]

約数ペア:

[(1, 19704160), (2, 9852080), (4, 4926040), (5, 3940832), (7, 2814880), (8, 2463020), (10, 1970416), (14, 1407440), (16, 1231510), (20, 985208), (28, 703720), (32, 615755), (35, 562976), (40, 492604), (56, 351860), (70, 281488), (73, 269920), (80, 246302), (112, 175930), (140, 140744), (146, 134960), (160, 123151), (224, 87965), (241, 81760), (280, 70372), (292, 67480), (365, 53984), (482, 40880), (511, 38560), (560, 35186), (584, 33740), (730, 26992), (964, 20440), (1022, 19280), (1120, 17593), (1168, 16870), (1205, 16352), (1460, 13496), (1687, 11680), (1928, 10220), (2044, 9640), (2336, 8435), (2410, 8176), (2555, 7712), (2920, 6748), (3374, 5840), (3856, 5110), (4088, 4820)]