4639880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 12147840

約数和(自身を除く): 7507960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 227, 280, 292, 365, 454, 511, 584, 730, 908, 1022, 1135, 1460, 1589, 1816, 2044, 2270, 2555, 2920, 3178, 4088, 4540, 5110, 6356, 7945, 9080, 10220, 12712, 15890, 16571, 20440, 31780, 33142, 63560, 66284, 82855, 115997, 132568, 165710, 231994, 331420, 463988, 579985, 662840, 927976, 1159970, 2319940, 4639880]

約数ペア:

[(1, 4639880), (2, 2319940), (4, 1159970), (5, 927976), (7, 662840), (8, 579985), (10, 463988), (14, 331420), (20, 231994), (28, 165710), (35, 132568), (40, 115997), (56, 82855), (70, 66284), (73, 63560), (140, 33142), (146, 31780), (227, 20440), (280, 16571), (292, 15890), (365, 12712), (454, 10220), (511, 9080), (584, 7945), (730, 6356), (908, 5110), (1022, 4540), (1135, 4088), (1460, 3178), (1589, 2920), (1816, 2555), (2044, 2270)]