20343072890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1061}}^1\times {\mathrm{11909}}^1$

素因数の和:13007

約数の個数: 64

約数和(自身を含む): 43712939520

約数和(自身を除く): 23369866630

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1061, 1610, 2122, 5305, 7427, 10610, 11909, 14854, 23818, 24403, 37135, 48806, 59545, 74270, 83363, 119090, 122015, 166726, 170821, 244030, 273907, 341642, 416815, 547814, 833630, 854105, 1369535, 1708210, 1917349, 2739070, 3834698, 9586745, 12635449, 19173490, 25270898, 63177245, 88448143, 126354490, 176896286, 290615327, 442240715, 581230654, 884481430, 1453076635, 2034307289, 2906153270, 4068614578, 10171536445, 20343072890]

約数ペア:

[(1, 20343072890), (2, 10171536445), (5, 4068614578), (7, 2906153270), (10, 2034307289), (14, 1453076635), (23, 884481430), (35, 581230654), (46, 442240715), (70, 290615327), (115, 176896286), (161, 126354490), (230, 88448143), (322, 63177245), (805, 25270898), (1061, 19173490), (1610, 12635449), (2122, 9586745), (5305, 3834698), (7427, 2739070), (10610, 1917349), (11909, 1708210), (14854, 1369535), (23818, 854105), (24403, 833630), (37135, 547814), (48806, 416815), (59545, 341642), (74270, 273907), (83363, 244030), (119090, 170821), (122015, 166726)]