20186055890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{9043}}^1$

素因数の和:9304

約数の個数: 128

約数和(自身を含む): 49009508352

約数和(自身を除く): 28823452462

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 223, 286, 385, 446, 455, 715, 770, 910, 1001, 1115, 1430, 1561, 2002, 2230, 2453, 2899, 3122, 4906, 5005, 5798, 7805, 9043, 10010, 12265, 14495, 15610, 17171, 18086, 20293, 24530, 28990, 31889, 34342, 40586, 45215, 63301, 63778, 85855, 90430, 99473, 101465, 117559, 126602, 159445, 171710, 198946, 202930, 223223, 235118, 316505, 318890, 446446, 497365, 587795, 633010, 696311, 822913, 994730, 1116115, 1175590, 1293149, 1392622, 1645826, 2016589, 2232230, 2586298, 3481555, 4033178, 4114565, 6465745, 6963110, 8229130, 9052043, 10082945, 12931490, 14116123, 18104086, 20165890, 22182479, 26215657, 28232246, 44364958, 45260215, 52431314, 70580615, 90520430, 110912395, 131078285, 141161230, 155277353, 183509599, 221824790, 262156570, 288372227, 310554706, 367019198, 576744454, 776386765, 917547995, 1441861135, 1552773530, 1835095990, 2018605589, 2883722270, 4037211178, 10093027945, 20186055890]

約数ペア:

[(1, 20186055890), (2, 10093027945), (5, 4037211178), (7, 2883722270), (10, 2018605589), (11, 1835095990), (13, 1552773530), (14, 1441861135), (22, 917547995), (26, 776386765), (35, 576744454), (55, 367019198), (65, 310554706), (70, 288372227), (77, 262156570), (91, 221824790), (110, 183509599), (130, 155277353), (143, 141161230), (154, 131078285), (182, 110912395), (223, 90520430), (286, 70580615), (385, 52431314), (446, 45260215), (455, 44364958), (715, 28232246), (770, 26215657), (910, 22182479), (1001, 20165890), (1115, 18104086), (1430, 14116123), (1561, 12931490), (2002, 10082945), (2230, 9052043), (2453, 8229130), (2899, 6963110), (3122, 6465745), (4906, 4114565), (5005, 4033178), (5798, 3481555), (7805, 2586298), (9043, 2232230), (10010, 2016589), (12265, 1645826), (14495, 1392622), (15610, 1293149), (17171, 1175590), (18086, 1116115), (20293, 994730), (24530, 822913), (28990, 696311), (31889, 633010), (34342, 587795), (40586, 497365), (45215, 446446), (63301, 318890), (63778, 316505), (85855, 235118), (90430, 223223), (99473, 202930), (101465, 198946), (117559, 171710), (126602, 159445)]