19313120

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6353}}^1$

素因数の和:6387

約数の個数: 48

約数和(自身を含む): 48036240

約数和(自身を除く): 28723120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 6353, 12706, 25412, 31765, 50824, 63530, 101648, 120707, 127060, 203296, 241414, 254120, 482828, 508240, 603535, 965656, 1016480, 1207070, 1931312, 2414140, 3862624, 4828280, 9656560, 19313120]

約数ペア:

[(1, 19313120), (2, 9656560), (4, 4828280), (5, 3862624), (8, 2414140), (10, 1931312), (16, 1207070), (19, 1016480), (20, 965656), (32, 603535), (38, 508240), (40, 482828), (76, 254120), (80, 241414), (95, 203296), (152, 127060), (160, 120707), (190, 101648), (304, 63530), (380, 50824), (608, 31765), (760, 25412), (1520, 12706), (3040, 6353)]