40143740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 111004992

約数和(自身を除く): 70861252

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 49, 52, 65, 70, 91, 92, 98, 115, 130, 137, 140, 161, 182, 196, 230, 245, 260, 274, 299, 322, 364, 455, 460, 490, 548, 598, 637, 644, 685, 805, 910, 959, 980, 1127, 1196, 1274, 1370, 1495, 1610, 1781, 1820, 1918, 2093, 2254, 2548, 2740, 2990, 3151, 3185, 3220, 3562, 3836, 4186, 4508, 4795, 5635, 5980, 6302, 6370, 6713, 7124, 8372, 8905, 9590, 10465, 11270, 12467, 12604, 12740, 13426, 14651, 15755, 17810, 19180, 20930, 22057, 22540, 24934, 26852, 29302, 31510, 33565, 35620, 40963, 41860, 44114, 49868, 58604, 62335, 63020, 67130, 73255, 81926, 87269, 88228, 110285, 124670, 134260, 146510, 154399, 163852, 174538, 204815, 220570, 249340, 286741, 293020, 308798, 349076, 409630, 436345, 441140, 573482, 617596, 771995, 819260, 872690, 1146964, 1433705, 1543990, 1745380, 2007187, 2867410, 3087980, 4014374, 5734820, 8028748, 10035935, 20071870, 40143740]

約数ペア:

[(1, 40143740), (2, 20071870), (4, 10035935), (5, 8028748), (7, 5734820), (10, 4014374), (13, 3087980), (14, 2867410), (20, 2007187), (23, 1745380), (26, 1543990), (28, 1433705), (35, 1146964), (46, 872690), (49, 819260), (52, 771995), (65, 617596), (70, 573482), (91, 441140), (92, 436345), (98, 409630), (115, 349076), (130, 308798), (137, 293020), (140, 286741), (161, 249340), (182, 220570), (196, 204815), (230, 174538), (245, 163852), (260, 154399), (274, 146510), (299, 134260), (322, 124670), (364, 110285), (455, 88228), (460, 87269), (490, 81926), (548, 73255), (598, 67130), (637, 63020), (644, 62335), (685, 58604), (805, 49868), (910, 44114), (959, 41860), (980, 40963), (1127, 35620), (1196, 33565), (1274, 31510), (1370, 29302), (1495, 26852), (1610, 24934), (1781, 22540), (1820, 22057), (1918, 20930), (2093, 19180), (2254, 17810), (2548, 15755), (2740, 14651), (2990, 13426), (3151, 12740), (3185, 12604), (3220, 12467), (3562, 11270), (3836, 10465), (4186, 9590), (4508, 8905), (4795, 8372), (5635, 7124), (5980, 6713), (6302, 6370)]