56241520

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{227}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 139098240

約数和(自身を除く): 82856720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 163, 190, 227, 304, 326, 380, 454, 652, 760, 815, 908, 1135, 1304, 1520, 1630, 1816, 2270, 2608, 3097, 3260, 3632, 4313, 4540, 6194, 6520, 8626, 9080, 12388, 13040, 15485, 17252, 18160, 21565, 24776, 30970, 34504, 37001, 43130, 49552, 61940, 69008, 74002, 86260, 123880, 148004, 172520, 185005, 247760, 296008, 345040, 370010, 592016, 703019, 740020, 1406038, 1480040, 2812076, 2960080, 3515095, 5624152, 7030190, 11248304, 14060380, 28120760, 56241520]

約数ペア:

[(1, 56241520), (2, 28120760), (4, 14060380), (5, 11248304), (8, 7030190), (10, 5624152), (16, 3515095), (19, 2960080), (20, 2812076), (38, 1480040), (40, 1406038), (76, 740020), (80, 703019), (95, 592016), (152, 370010), (163, 345040), (190, 296008), (227, 247760), (304, 185005), (326, 172520), (380, 148004), (454, 123880), (652, 86260), (760, 74002), (815, 69008), (908, 61940), (1135, 49552), (1304, 43130), (1520, 37001), (1630, 34504), (1816, 30970), (2270, 24776), (2608, 21565), (3097, 18160), (3260, 17252), (3632, 15485), (4313, 13040), (4540, 12388), (6194, 9080), (6520, 8626)]