1532440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 4253760

約数和(自身を除く): 2721320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 421, 455, 520, 728, 842, 910, 1684, 1820, 2105, 2947, 3368, 3640, 4210, 5473, 5894, 8420, 10946, 11788, 14735, 16840, 21892, 23576, 27365, 29470, 38311, 43784, 54730, 58940, 76622, 109460, 117880, 153244, 191555, 218920, 306488, 383110, 766220, 1532440]

約数ペア:

[(1, 1532440), (2, 766220), (4, 383110), (5, 306488), (7, 218920), (8, 191555), (10, 153244), (13, 117880), (14, 109460), (20, 76622), (26, 58940), (28, 54730), (35, 43784), (40, 38311), (52, 29470), (56, 27365), (65, 23576), (70, 21892), (91, 16840), (104, 14735), (130, 11788), (140, 10946), (182, 8420), (260, 5894), (280, 5473), (364, 4210), (421, 3640), (455, 3368), (520, 2947), (728, 2105), (842, 1820), (910, 1684)]