19344920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1171}}^1$

素因数の和:1248

約数の個数: 64

約数和(自身を含む): 50630400

約数和(自身を除く): 31285480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 1171, 1180, 1652, 2065, 2342, 2360, 3304, 4130, 4684, 5855, 8197, 8260, 9368, 11710, 16394, 16520, 23420, 32788, 40985, 46840, 65576, 69089, 81970, 138178, 163940, 276356, 327880, 345445, 483623, 552712, 690890, 967246, 1381780, 1934492, 2418115, 2763560, 3868984, 4836230, 9672460, 19344920]

約数ペア:

[(1, 19344920), (2, 9672460), (4, 4836230), (5, 3868984), (7, 2763560), (8, 2418115), (10, 1934492), (14, 1381780), (20, 967246), (28, 690890), (35, 552712), (40, 483623), (56, 345445), (59, 327880), (70, 276356), (118, 163940), (140, 138178), (236, 81970), (280, 69089), (295, 65576), (413, 46840), (472, 40985), (590, 32788), (826, 23420), (1171, 16520), (1180, 16394), (1652, 11710), (2065, 9368), (2342, 8260), (2360, 8197), (3304, 5855), (4130, 4684)]