1588920980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{245963}}^1$

素因数の和:246008

約数の個数: 48

約数和(自身を含む): 3718975680

約数和(自身を除く): 2130054700

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 380, 646, 1292, 1615, 3230, 6460, 245963, 491926, 983852, 1229815, 2459630, 4181371, 4673297, 4919260, 8362742, 9346594, 16725484, 18693188, 20906855, 23366485, 41813710, 46732970, 79446049, 83627420, 93465940, 158892098, 317784196, 397230245, 794460490, 1588920980]

約数ペア:

[(1, 1588920980), (2, 794460490), (4, 397230245), (5, 317784196), (10, 158892098), (17, 93465940), (19, 83627420), (20, 79446049), (34, 46732970), (38, 41813710), (68, 23366485), (76, 20906855), (85, 18693188), (95, 16725484), (170, 9346594), (190, 8362742), (323, 4919260), (340, 4673297), (380, 4181371), (646, 2459630), (1292, 1229815), (1615, 983852), (3230, 491926), (6460, 245963)]