5630020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 13059648

約数和(自身を除く): 7429628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 157, 163, 220, 314, 326, 628, 652, 785, 815, 1570, 1630, 1727, 1793, 3140, 3260, 3454, 3586, 6908, 7172, 8635, 8965, 17270, 17930, 25591, 34540, 35860, 51182, 102364, 127955, 255910, 281501, 511820, 563002, 1126004, 1407505, 2815010, 5630020]

約数ペア:

[(1, 5630020), (2, 2815010), (4, 1407505), (5, 1126004), (10, 563002), (11, 511820), (20, 281501), (22, 255910), (44, 127955), (55, 102364), (110, 51182), (157, 35860), (163, 34540), (220, 25591), (314, 17930), (326, 17270), (628, 8965), (652, 8635), (785, 7172), (815, 6908), (1570, 3586), (1630, 3454), (1727, 3260), (1793, 3140)]