1245488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1$

素因数の和:285

約数の個数: 40

約数和(自身を含む): 2700720

約数和(自身を除く): 1455232

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 241, 272, 304, 323, 482, 646, 964, 1292, 1928, 2584, 3856, 4097, 4579, 5168, 8194, 9158, 16388, 18316, 32776, 36632, 65552, 73264, 77843, 155686, 311372, 622744, 1245488]

約数ペア:

[(1, 1245488), (2, 622744), (4, 311372), (8, 155686), (16, 77843), (17, 73264), (19, 65552), (34, 36632), (38, 32776), (68, 18316), (76, 16388), (136, 9158), (152, 8194), (241, 5168), (272, 4579), (304, 4097), (323, 3856), (482, 2584), (646, 1928), (964, 1292)]