19652040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:787

約数の個数: 96

約数和(自身を含む): 64771200

約数和(自身を除く): 45119160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 79, 90, 120, 158, 180, 237, 316, 360, 395, 474, 632, 691, 711, 790, 948, 1185, 1382, 1422, 1580, 1896, 2073, 2370, 2764, 2844, 3160, 3455, 3555, 4146, 4740, 5528, 5688, 6219, 6910, 7110, 8292, 9480, 10365, 12438, 13820, 14220, 16584, 20730, 24876, 27640, 28440, 31095, 41460, 49752, 54589, 62190, 82920, 109178, 124380, 163767, 218356, 248760, 272945, 327534, 436712, 491301, 545890, 655068, 818835, 982602, 1091780, 1310136, 1637670, 1965204, 2183560, 2456505, 3275340, 3930408, 4913010, 6550680, 9826020, 19652040]

約数ペア:

[(1, 19652040), (2, 9826020), (3, 6550680), (4, 4913010), (5, 3930408), (6, 3275340), (8, 2456505), (9, 2183560), (10, 1965204), (12, 1637670), (15, 1310136), (18, 1091780), (20, 982602), (24, 818835), (30, 655068), (36, 545890), (40, 491301), (45, 436712), (60, 327534), (72, 272945), (79, 248760), (90, 218356), (120, 163767), (158, 124380), (180, 109178), (237, 82920), (316, 62190), (360, 54589), (395, 49752), (474, 41460), (632, 31095), (691, 28440), (711, 27640), (790, 24876), (948, 20730), (1185, 16584), (1382, 14220), (1422, 13820), (1580, 12438), (1896, 10365), (2073, 9480), (2370, 8292), (2764, 7110), (2844, 6910), (3160, 6219), (3455, 5688), (3555, 5528), (4146, 4740)]