20173391490

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{306913}}^1$

素因数の和:307243

約数の個数: 64

約数和(自身を含む): 55509693696

約数和(自身を除く): 35336302206

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 313, 626, 939, 1565, 1878, 2191, 3130, 4382, 4695, 6573, 9390, 10955, 13146, 21910, 32865, 65730, 306913, 613826, 920739, 1534565, 1841478, 2148391, 3069130, 4296782, 4603695, 6445173, 9207390, 10741955, 12890346, 21483910, 32225865, 64451730, 96063769, 192127538, 288191307, 480318845, 576382614, 672446383, 960637690, 1344892766, 1440956535, 2017339149, 2881913070, 3362231915, 4034678298, 6724463830, 10086695745, 20173391490]

約数ペア:

[(1, 20173391490), (2, 10086695745), (3, 6724463830), (5, 4034678298), (6, 3362231915), (7, 2881913070), (10, 2017339149), (14, 1440956535), (15, 1344892766), (21, 960637690), (30, 672446383), (35, 576382614), (42, 480318845), (70, 288191307), (105, 192127538), (210, 96063769), (313, 64451730), (626, 32225865), (939, 21483910), (1565, 12890346), (1878, 10741955), (2191, 9207390), (3130, 6445173), (4382, 4603695), (4695, 4296782), (6573, 3069130), (9390, 2148391), (10955, 1841478), (13146, 1534565), (21910, 920739), (32865, 613826), (65730, 306913)]