409904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1$

素因数の和:173

約数の個数: 40

約数和(自身を含む): 924048

約数和(自身を除く): 514144

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 137, 176, 187, 272, 274, 374, 548, 748, 1096, 1496, 1507, 2192, 2329, 2992, 3014, 4658, 6028, 9316, 12056, 18632, 24112, 25619, 37264, 51238, 102476, 204952, 409904]

約数ペア:

[(1, 409904), (2, 204952), (4, 102476), (8, 51238), (11, 37264), (16, 25619), (17, 24112), (22, 18632), (34, 12056), (44, 9316), (68, 6028), (88, 4658), (136, 3014), (137, 2992), (176, 2329), (187, 2192), (272, 1507), (274, 1496), (374, 1096), (548, 748)]