2199340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{769}}^1$

素因数の和:802

約数の個数: 48

約数和(自身を含む): 5433120

約数和(自身を除く): 3233780

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 769, 1430, 1538, 2860, 3076, 3845, 7690, 8459, 9997, 15380, 16918, 19994, 33836, 39988, 42295, 49985, 84590, 99970, 109967, 169180, 199940, 219934, 439868, 549835, 1099670, 2199340]

約数ペア:

[(1, 2199340), (2, 1099670), (4, 549835), (5, 439868), (10, 219934), (11, 199940), (13, 169180), (20, 109967), (22, 99970), (26, 84590), (44, 49985), (52, 42295), (55, 39988), (65, 33836), (110, 19994), (130, 16918), (143, 15380), (220, 9997), (260, 8459), (286, 7690), (572, 3845), (715, 3076), (769, 2860), (1430, 1538)]