8687408

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:126

約数の個数: 60

約数和(自身を含む): 19228680

約数和(自身を除く): 10541272

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 41, 68, 76, 82, 136, 152, 164, 272, 304, 323, 328, 646, 656, 697, 779, 1292, 1394, 1558, 1681, 2584, 2788, 3116, 3362, 5168, 5576, 6232, 6724, 11152, 12464, 13243, 13448, 26486, 26896, 28577, 31939, 52972, 57154, 63878, 105944, 114308, 127756, 211888, 228616, 255512, 457232, 511024, 542963, 1085926, 2171852, 4343704, 8687408]

約数ペア:

[(1, 8687408), (2, 4343704), (4, 2171852), (8, 1085926), (16, 542963), (17, 511024), (19, 457232), (34, 255512), (38, 228616), (41, 211888), (68, 127756), (76, 114308), (82, 105944), (136, 63878), (152, 57154), (164, 52972), (272, 31939), (304, 28577), (323, 26896), (328, 26486), (646, 13448), (656, 13243), (697, 12464), (779, 11152), (1292, 6724), (1394, 6232), (1558, 5576), (1681, 5168), (2584, 3362), (2788, 3116)]