404179972

素因数分解:

$2^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{2749}}^1$

素因数の和:2908

約数の個数: 48

約数和(自身を含む): 831600000

約数和(自身を除く): 427420028

約数列:

[1, 2, 4, 7, 14, 28, 59, 89, 118, 178, 236, 356, 413, 623, 826, 1246, 1652, 2492, 2749, 5251, 5498, 10502, 10996, 19243, 21004, 36757, 38486, 73514, 76972, 147028, 162191, 244661, 324382, 489322, 648764, 978644, 1135337, 1712627, 2270674, 3425254, 4541348, 6850508, 14434999, 28869998, 57739996, 101044993, 202089986, 404179972]

約数ペア:

[(1, 404179972), (2, 202089986), (4, 101044993), (7, 57739996), (14, 28869998), (28, 14434999), (59, 6850508), (89, 4541348), (118, 3425254), (178, 2270674), (236, 1712627), (356, 1135337), (413, 978644), (623, 648764), (826, 489322), (1246, 324382), (1652, 244661), (2492, 162191), (2749, 147028), (5251, 76972), (5498, 73514), (10502, 38486), (10996, 36757), (19243, 21004)]