18907320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157561}}^1$

素因数の和:157575

約数の個数: 32

約数和(自身を含む): 56722320

約数和(自身を除く): 37815000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157561, 315122, 472683, 630244, 787805, 945366, 1260488, 1575610, 1890732, 2363415, 3151220, 3781464, 4726830, 6302440, 9453660, 18907320]

約数ペア:

[(1, 18907320), (2, 9453660), (3, 6302440), (4, 4726830), (5, 3781464), (6, 3151220), (8, 2363415), (10, 1890732), (12, 1575610), (15, 1260488), (20, 945366), (24, 787805), (30, 630244), (40, 472683), (60, 315122), (120, 157561)]