2079220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{727}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 5136768

約数和(自身を除く): 3057548

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, 727, 1430, 1454, 2860, 2908, 3635, 7270, 7997, 9451, 14540, 15994, 18902, 31988, 37804, 39985, 47255, 79970, 94510, 103961, 159940, 189020, 207922, 415844, 519805, 1039610, 2079220]

約数ペア:

[(1, 2079220), (2, 1039610), (4, 519805), (5, 415844), (10, 207922), (11, 189020), (13, 159940), (20, 103961), (22, 94510), (26, 79970), (44, 47255), (52, 39985), (55, 37804), (65, 31988), (110, 18902), (130, 15994), (143, 14540), (220, 9451), (260, 7997), (286, 7270), (572, 3635), (715, 2908), (727, 2860), (1430, 1454)]