1811001840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{443873}}^1$

素因数の和:443906

約数の個数: 80

約数和(自身を含む): 5944360608

約数和(自身を除く): 4133358768

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 443873, 887746, 1331619, 1775492, 2219365, 2663238, 3550984, 4438730, 5326476, 6658095, 7101968, 7545841, 8877460, 10652952, 13316190, 15091682, 17754920, 21305904, 22637523, 26632380, 30183364, 35509840, 37729205, 45275046, 53264760, 60366728, 75458410, 90550092, 106529520, 113187615, 120733456, 150916820, 181100184, 226375230, 301833640, 362200368, 452750460, 603667280, 905500920, 1811001840]

約数ペア:

[(1, 1811001840), (2, 905500920), (3, 603667280), (4, 452750460), (5, 362200368), (6, 301833640), (8, 226375230), (10, 181100184), (12, 150916820), (15, 120733456), (16, 113187615), (17, 106529520), (20, 90550092), (24, 75458410), (30, 60366728), (34, 53264760), (40, 45275046), (48, 37729205), (51, 35509840), (60, 30183364), (68, 26632380), (80, 22637523), (85, 21305904), (102, 17754920), (120, 15091682), (136, 13316190), (170, 10652952), (204, 8877460), (240, 7545841), (255, 7101968), (272, 6658095), (340, 5326476), (408, 4438730), (510, 3550984), (680, 2663238), (816, 2219365), (1020, 1775492), (1360, 1331619), (2040, 887746), (4080, 443873)]