20187548430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1\times {\mathrm{3307}}^1$

素因数の和:4074

約数の個数: 128

約数和(自身を含む): 56819266560

約数和(自身を除く): 36631718130

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 41, 42, 70, 82, 105, 123, 205, 210, 246, 287, 410, 574, 615, 709, 861, 1230, 1418, 1435, 1722, 2127, 2870, 3307, 3545, 4254, 4305, 4963, 6614, 7090, 8610, 9921, 9926, 10635, 14889, 16535, 19842, 21270, 23149, 24815, 29069, 29778, 33070, 46298, 49605, 49630, 58138, 69447, 74445, 87207, 99210, 115745, 135587, 138894, 145345, 148890, 174414, 203483, 231490, 271174, 290690, 347235, 406761, 406966, 436035, 610449, 677935, 694470, 813522, 872070, 949109, 1017415, 1220898, 1355870, 1898218, 2033805, 2034830, 2344663, 2847327, 3052245, 4067610, 4689326, 4745545, 5694654, 6104490, 7033989, 9491090, 11723315, 14067978, 14236635, 16412641, 23446630, 28473270, 32825282, 35169945, 49237923, 70339890, 82063205, 96131183, 98475846, 164126410, 192262366, 246189615, 288393549, 480655915, 492379230, 576787098, 672918281, 961311830, 1345836562, 1441967745, 2018754843, 2883935490, 3364591405, 4037509686, 6729182810, 10093774215, 20187548430]

約数ペア:

[(1, 20187548430), (2, 10093774215), (3, 6729182810), (5, 4037509686), (6, 3364591405), (7, 2883935490), (10, 2018754843), (14, 1441967745), (15, 1345836562), (21, 961311830), (30, 672918281), (35, 576787098), (41, 492379230), (42, 480655915), (70, 288393549), (82, 246189615), (105, 192262366), (123, 164126410), (205, 98475846), (210, 96131183), (246, 82063205), (287, 70339890), (410, 49237923), (574, 35169945), (615, 32825282), (709, 28473270), (861, 23446630), (1230, 16412641), (1418, 14236635), (1435, 14067978), (1722, 11723315), (2127, 9491090), (2870, 7033989), (3307, 6104490), (3545, 5694654), (4254, 4745545), (4305, 4689326), (4963, 4067610), (6614, 3052245), (7090, 2847327), (8610, 2344663), (9921, 2034830), (9926, 2033805), (10635, 1898218), (14889, 1355870), (16535, 1220898), (19842, 1017415), (21270, 949109), (23149, 872070), (24815, 813522), (29069, 694470), (29778, 677935), (33070, 610449), (46298, 436035), (49605, 406966), (49630, 406761), (58138, 347235), (69447, 290690), (74445, 271174), (87207, 231490), (99210, 203483), (115745, 174414), (135587, 148890), (138894, 145345)]