27999790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1061}}^1$

素因数の和:1117

約数の個数: 64

約数和(自身を含む): 64229760

約数和(自身を除く): 36229970

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 29, 35, 58, 65, 70, 91, 130, 145, 182, 203, 290, 377, 406, 455, 754, 910, 1015, 1061, 1885, 2030, 2122, 2639, 3770, 5278, 5305, 7427, 10610, 13195, 13793, 14854, 26390, 27586, 30769, 37135, 61538, 68965, 74270, 96551, 137930, 153845, 193102, 215383, 307690, 399997, 430766, 482755, 799994, 965510, 1076915, 1999985, 2153830, 2799979, 3999970, 5599958, 13999895, 27999790]

約数ペア:

[(1, 27999790), (2, 13999895), (5, 5599958), (7, 3999970), (10, 2799979), (13, 2153830), (14, 1999985), (26, 1076915), (29, 965510), (35, 799994), (58, 482755), (65, 430766), (70, 399997), (91, 307690), (130, 215383), (145, 193102), (182, 153845), (203, 137930), (290, 96551), (377, 74270), (406, 68965), (455, 61538), (754, 37135), (910, 30769), (1015, 27586), (1061, 26390), (1885, 14854), (2030, 13793), (2122, 13195), (2639, 10610), (3770, 7427), (5278, 5305)]