19082840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 54950400

約数和(自身を除く): 35867560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 76, 85, 95, 119, 133, 136, 140, 152, 170, 190, 211, 238, 266, 280, 323, 340, 380, 422, 476, 532, 595, 646, 665, 680, 760, 844, 952, 1055, 1064, 1190, 1292, 1330, 1477, 1615, 1688, 2110, 2261, 2380, 2584, 2660, 2954, 3230, 3587, 4009, 4220, 4522, 4760, 5320, 5908, 6460, 7174, 7385, 8018, 8440, 9044, 11305, 11816, 12920, 14348, 14770, 16036, 17935, 18088, 20045, 22610, 25109, 28063, 28696, 29540, 32072, 35870, 40090, 45220, 50218, 56126, 59080, 68153, 71740, 80180, 90440, 100436, 112252, 125545, 136306, 140315, 143480, 160360, 200872, 224504, 251090, 272612, 280630, 340765, 477071, 502180, 545224, 561260, 681530, 954142, 1004360, 1122520, 1363060, 1908284, 2385355, 2726120, 3816568, 4770710, 9541420, 19082840]

約数ペア:

[(1, 19082840), (2, 9541420), (4, 4770710), (5, 3816568), (7, 2726120), (8, 2385355), (10, 1908284), (14, 1363060), (17, 1122520), (19, 1004360), (20, 954142), (28, 681530), (34, 561260), (35, 545224), (38, 502180), (40, 477071), (56, 340765), (68, 280630), (70, 272612), (76, 251090), (85, 224504), (95, 200872), (119, 160360), (133, 143480), (136, 140315), (140, 136306), (152, 125545), (170, 112252), (190, 100436), (211, 90440), (238, 80180), (266, 71740), (280, 68153), (323, 59080), (340, 56126), (380, 50218), (422, 45220), (476, 40090), (532, 35870), (595, 32072), (646, 29540), (665, 28696), (680, 28063), (760, 25109), (844, 22610), (952, 20045), (1055, 18088), (1064, 17935), (1190, 16036), (1292, 14770), (1330, 14348), (1477, 12920), (1615, 11816), (1688, 11305), (2110, 9044), (2261, 8440), (2380, 8018), (2584, 7385), (2660, 7174), (2954, 6460), (3230, 5908), (3587, 5320), (4009, 4760), (4220, 4522)]