15742580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{4889}}^1$

素因数の和:4928

約数の個数: 48

約数和(自身を含む): 39432960

約数和(自身を除く): 23690380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 4889, 9778, 19556, 24445, 34223, 48890, 68446, 97780, 112447, 136892, 171115, 224894, 342230, 449788, 562235, 684460, 787129, 1124470, 1574258, 2248940, 3148516, 3935645, 7871290, 15742580]

約数ペア:

[(1, 15742580), (2, 7871290), (4, 3935645), (5, 3148516), (7, 2248940), (10, 1574258), (14, 1124470), (20, 787129), (23, 684460), (28, 562235), (35, 449788), (46, 342230), (70, 224894), (92, 171115), (115, 136892), (140, 112447), (161, 97780), (230, 68446), (322, 48890), (460, 34223), (644, 24445), (805, 19556), (1610, 9778), (3220, 4889)]