20346960760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1371089}}^1$

素因数の和:1371160

約数の個数: 64

約数和(自身を含む): 53307979200

約数和(自身を除く): 32961018440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 14840, 1371089, 2742178, 5484356, 6855445, 9597623, 10968712, 13710890, 19195246, 27421780, 38390492, 47988115, 54843560, 72667717, 76780984, 95976230, 145335434, 191952460, 290670868, 363338585, 383904920, 508674019, 581341736, 726677170, 1017348038, 1453354340, 2034696076, 2543370095, 2906708680, 4069392152, 5086740190, 10173480380, 20346960760]

約数ペア:

[(1, 20346960760), (2, 10173480380), (4, 5086740190), (5, 4069392152), (7, 2906708680), (8, 2543370095), (10, 2034696076), (14, 1453354340), (20, 1017348038), (28, 726677170), (35, 581341736), (40, 508674019), (53, 383904920), (56, 363338585), (70, 290670868), (106, 191952460), (140, 145335434), (212, 95976230), (265, 76780984), (280, 72667717), (371, 54843560), (424, 47988115), (530, 38390492), (742, 27421780), (1060, 19195246), (1484, 13710890), (1855, 10968712), (2120, 9597623), (2968, 6855445), (3710, 5484356), (7420, 2742178), (14840, 1371089)]