15688480

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3163}}^1$

素因数の和:3209

約数の個数: 48

約数和(自身を含む): 38271744

約数和(自身を除く): 22583264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 3163, 4960, 6326, 12652, 15815, 25304, 31630, 50608, 63260, 98053, 101216, 126520, 196106, 253040, 392212, 490265, 506080, 784424, 980530, 1568848, 1961060, 3137696, 3922120, 7844240, 15688480]

約数ペア:

[(1, 15688480), (2, 7844240), (4, 3922120), (5, 3137696), (8, 1961060), (10, 1568848), (16, 980530), (20, 784424), (31, 506080), (32, 490265), (40, 392212), (62, 253040), (80, 196106), (124, 126520), (155, 101216), (160, 98053), (248, 63260), (310, 50608), (496, 31630), (620, 25304), (992, 15815), (1240, 12652), (2480, 6326), (3163, 4960)]