1004047880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{499}}^1$

素因数の和:807

約数の個数: 128

約数和(自身を含む): 2624400000

約数和(自身を除く): 1620352120

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 269, 340, 374, 440, 499, 538, 680, 748, 935, 998, 1076, 1345, 1496, 1870, 1996, 2152, 2495, 2690, 2959, 3740, 3992, 4573, 4990, 5380, 5489, 5918, 7480, 8483, 9146, 9980, 10760, 10978, 11836, 14795, 16966, 18292, 19960, 21956, 22865, 23672, 27445, 29590, 33932, 36584, 42415, 43912, 45730, 50303, 54890, 59180, 67864, 84830, 91460, 93313, 100606, 109780, 118360, 134231, 169660, 182920, 186626, 201212, 219560, 251515, 268462, 339320, 373252, 402424, 466565, 503030, 536924, 671155, 746504, 933130, 1006060, 1073848, 1342310, 1476541, 1866260, 2012120, 2281927, 2684620, 2953082, 3732520, 4563854, 5369240, 5906164, 7382705, 9127708, 11409635, 11812328, 14765410, 18255416, 22819270, 25101197, 29530820, 45638540, 50202394, 59061640, 91277080, 100404788, 125505985, 200809576, 251011970, 502023940, 1004047880]

約数ペア:

[(1, 1004047880), (2, 502023940), (4, 251011970), (5, 200809576), (8, 125505985), (10, 100404788), (11, 91277080), (17, 59061640), (20, 50202394), (22, 45638540), (34, 29530820), (40, 25101197), (44, 22819270), (55, 18255416), (68, 14765410), (85, 11812328), (88, 11409635), (110, 9127708), (136, 7382705), (170, 5906164), (187, 5369240), (220, 4563854), (269, 3732520), (340, 2953082), (374, 2684620), (440, 2281927), (499, 2012120), (538, 1866260), (680, 1476541), (748, 1342310), (935, 1073848), (998, 1006060), (1076, 933130), (1345, 746504), (1496, 671155), (1870, 536924), (1996, 503030), (2152, 466565), (2495, 402424), (2690, 373252), (2959, 339320), (3740, 268462), (3992, 251515), (4573, 219560), (4990, 201212), (5380, 186626), (5489, 182920), (5918, 169660), (7480, 134231), (8483, 118360), (9146, 109780), (9980, 100606), (10760, 93313), (10978, 91460), (11836, 84830), (14795, 67864), (16966, 59180), (18292, 54890), (19960, 50303), (21956, 45730), (22865, 43912), (23672, 42415), (27445, 36584), (29590, 33932)]