27857830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:83

約数の個数: 128

約数和(自身を含む): 70834176

約数和(自身を除く): 42976346

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 23, 26, 35, 46, 55, 65, 70, 77, 91, 110, 115, 121, 130, 143, 154, 161, 182, 230, 242, 253, 286, 299, 322, 385, 455, 506, 598, 605, 715, 770, 805, 847, 910, 1001, 1210, 1265, 1331, 1430, 1495, 1573, 1610, 1694, 1771, 2002, 2093, 2530, 2662, 2783, 2990, 3146, 3289, 3542, 4186, 4235, 5005, 5566, 6578, 6655, 7865, 8470, 8855, 9317, 10010, 10465, 11011, 13310, 13915, 15730, 16445, 17303, 17710, 18634, 19481, 20930, 22022, 23023, 27830, 30613, 32890, 34606, 36179, 38962, 46046, 46585, 55055, 61226, 72358, 86515, 93170, 97405, 110110, 115115, 121121, 153065, 173030, 180895, 194810, 214291, 230230, 242242, 253253, 306130, 361790, 397969, 428582, 506506, 605605, 795938, 1071455, 1211210, 1266265, 1989845, 2142910, 2532530, 2785783, 3979690, 5571566, 13928915, 27857830]

約数ペア:

[(1, 27857830), (2, 13928915), (5, 5571566), (7, 3979690), (10, 2785783), (11, 2532530), (13, 2142910), (14, 1989845), (22, 1266265), (23, 1211210), (26, 1071455), (35, 795938), (46, 605605), (55, 506506), (65, 428582), (70, 397969), (77, 361790), (91, 306130), (110, 253253), (115, 242242), (121, 230230), (130, 214291), (143, 194810), (154, 180895), (161, 173030), (182, 153065), (230, 121121), (242, 115115), (253, 110110), (286, 97405), (299, 93170), (322, 86515), (385, 72358), (455, 61226), (506, 55055), (598, 46585), (605, 46046), (715, 38962), (770, 36179), (805, 34606), (847, 32890), (910, 30613), (1001, 27830), (1210, 23023), (1265, 22022), (1331, 20930), (1430, 19481), (1495, 18634), (1573, 17710), (1610, 17303), (1694, 16445), (1771, 15730), (2002, 13915), (2093, 13310), (2530, 11011), (2662, 10465), (2783, 10010), (2990, 9317), (3146, 8855), (3289, 8470), (3542, 7865), (4186, 6655), (4235, 6578), (5005, 5566)]