1661848240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1597931}}^1$

素因数の和:1597957

約数の個数: 40

約数和(自身を含む): 4161014928

約数和(自身を除く): 2499166688

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1597931, 3195862, 6391724, 7989655, 12783448, 15979310, 20773103, 25566896, 31958620, 41546206, 63917240, 83092412, 103865515, 127834480, 166184824, 207731030, 332369648, 415462060, 830924120, 1661848240]

約数ペア:

[(1, 1661848240), (2, 830924120), (4, 415462060), (5, 332369648), (8, 207731030), (10, 166184824), (13, 127834480), (16, 103865515), (20, 83092412), (26, 63917240), (40, 41546206), (52, 31958620), (65, 25566896), (80, 20773103), (104, 15979310), (130, 12783448), (208, 7989655), (260, 6391724), (520, 3195862), (1040, 1597931)]