2788604860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:751

約数の個数: 96

約数和(自身を含む): 6307253568

約数和(自身を除く): 3518648708

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 137, 170, 262, 274, 340, 457, 524, 548, 655, 685, 914, 1310, 1370, 1828, 2227, 2285, 2329, 2620, 2740, 4454, 4570, 4658, 7769, 8908, 9140, 9316, 11135, 11645, 15538, 17947, 22270, 23290, 31076, 35894, 38845, 44540, 46580, 59867, 62609, 71788, 77690, 89735, 119734, 125218, 155380, 179470, 239468, 250436, 299335, 305099, 313045, 358940, 598670, 610198, 626090, 1017739, 1064353, 1197340, 1220396, 1252180, 1525495, 2035478, 2128706, 3050990, 4070956, 4257412, 5088695, 5321765, 6101980, 8201779, 10177390, 10643530, 16403558, 20354780, 21287060, 32807116, 41008895, 82017790, 139430243, 164035580, 278860486, 557720972, 697151215, 1394302430, 2788604860]

約数ペア:

[(1, 2788604860), (2, 1394302430), (4, 697151215), (5, 557720972), (10, 278860486), (17, 164035580), (20, 139430243), (34, 82017790), (68, 41008895), (85, 32807116), (131, 21287060), (137, 20354780), (170, 16403558), (262, 10643530), (274, 10177390), (340, 8201779), (457, 6101980), (524, 5321765), (548, 5088695), (655, 4257412), (685, 4070956), (914, 3050990), (1310, 2128706), (1370, 2035478), (1828, 1525495), (2227, 1252180), (2285, 1220396), (2329, 1197340), (2620, 1064353), (2740, 1017739), (4454, 626090), (4570, 610198), (4658, 598670), (7769, 358940), (8908, 313045), (9140, 305099), (9316, 299335), (11135, 250436), (11645, 239468), (15538, 179470), (17947, 155380), (22270, 125218), (23290, 119734), (31076, 89735), (35894, 77690), (38845, 71788), (44540, 62609), (46580, 59867)]