20126610

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{463}}^1$

素因数の和:509

約数の個数: 128

約数和(自身を含む): 64143360

約数和(自身を除く): 44016750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 23, 27, 30, 35, 42, 45, 46, 54, 63, 69, 70, 90, 105, 115, 126, 135, 138, 161, 189, 207, 210, 230, 270, 315, 322, 345, 378, 414, 463, 483, 621, 630, 690, 805, 926, 945, 966, 1035, 1242, 1389, 1449, 1610, 1890, 2070, 2315, 2415, 2778, 2898, 3105, 3241, 4167, 4347, 4630, 4830, 6210, 6482, 6945, 7245, 8334, 8694, 9723, 10649, 12501, 13890, 14490, 16205, 19446, 20835, 21298, 21735, 25002, 29169, 31947, 32410, 41670, 43470, 48615, 53245, 58338, 62505, 63894, 74543, 87507, 95841, 97230, 106490, 125010, 145845, 149086, 159735, 175014, 191682, 223629, 287523, 291690, 319470, 372715, 437535, 447258, 479205, 575046, 670887, 745430, 875070, 958410, 1118145, 1341774, 1437615, 2012661, 2236290, 2875230, 3354435, 4025322, 6708870, 10063305, 20126610]

約数ペア:

[(1, 20126610), (2, 10063305), (3, 6708870), (5, 4025322), (6, 3354435), (7, 2875230), (9, 2236290), (10, 2012661), (14, 1437615), (15, 1341774), (18, 1118145), (21, 958410), (23, 875070), (27, 745430), (30, 670887), (35, 575046), (42, 479205), (45, 447258), (46, 437535), (54, 372715), (63, 319470), (69, 291690), (70, 287523), (90, 223629), (105, 191682), (115, 175014), (126, 159735), (135, 149086), (138, 145845), (161, 125010), (189, 106490), (207, 97230), (210, 95841), (230, 87507), (270, 74543), (315, 63894), (322, 62505), (345, 58338), (378, 53245), (414, 48615), (463, 43470), (483, 41670), (621, 32410), (630, 31947), (690, 29169), (805, 25002), (926, 21735), (945, 21298), (966, 20835), (1035, 19446), (1242, 16205), (1389, 14490), (1449, 13890), (1610, 12501), (1890, 10649), (2070, 9723), (2315, 8694), (2415, 8334), (2778, 7245), (2898, 6945), (3105, 6482), (3241, 6210), (4167, 4830), (4347, 4630)]