17944920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{7121}}^1$

素因数の和:7145

約数の個数: 96

約数和(自身を含む): 66661920

約数和(自身を除く): 48717000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2520, 7121, 14242, 21363, 28484, 35605, 42726, 49847, 56968, 64089, 71210, 85452, 99694, 106815, 128178, 142420, 149541, 170904, 199388, 213630, 249235, 256356, 284840, 299082, 320445, 398776, 427260, 448623, 498470, 512712, 598164, 640890, 747705, 854520, 897246, 996940, 1196328, 1281780, 1495410, 1794492, 1993880, 2243115, 2563560, 2990820, 3588984, 4486230, 5981640, 8972460, 17944920]

約数ペア:

[(1, 17944920), (2, 8972460), (3, 5981640), (4, 4486230), (5, 3588984), (6, 2990820), (7, 2563560), (8, 2243115), (9, 1993880), (10, 1794492), (12, 1495410), (14, 1281780), (15, 1196328), (18, 996940), (20, 897246), (21, 854520), (24, 747705), (28, 640890), (30, 598164), (35, 512712), (36, 498470), (40, 448623), (42, 427260), (45, 398776), (56, 320445), (60, 299082), (63, 284840), (70, 256356), (72, 249235), (84, 213630), (90, 199388), (105, 170904), (120, 149541), (126, 142420), (140, 128178), (168, 106815), (180, 99694), (210, 85452), (252, 71210), (280, 64089), (315, 56968), (360, 49847), (420, 42726), (504, 35605), (630, 28484), (840, 21363), (1260, 14242), (2520, 7121)]