2019562720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{3461}}^1$

素因数の和:4004

約数の個数: 96

約数和(自身を含む): 5464863936

約数和(自身を除く): 3445301216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 521, 560, 1042, 1120, 2084, 2605, 3461, 3647, 4168, 5210, 6922, 7294, 8336, 10420, 13844, 14588, 16672, 17305, 18235, 20840, 24227, 27688, 29176, 34610, 36470, 41680, 48454, 55376, 58352, 69220, 72940, 83360, 96908, 110752, 116704, 121135, 138440, 145880, 193816, 242270, 276880, 291760, 387632, 484540, 553760, 583520, 775264, 969080, 1803181, 1938160, 3606362, 3876320, 7212724, 9015905, 12622267, 14425448, 18031810, 25244534, 28850896, 36063620, 50489068, 57701792, 63111335, 72127240, 100978136, 126222670, 144254480, 201956272, 252445340, 288508960, 403912544, 504890680, 1009781360, 2019562720]

約数ペア:

[(1, 2019562720), (2, 1009781360), (4, 504890680), (5, 403912544), (7, 288508960), (8, 252445340), (10, 201956272), (14, 144254480), (16, 126222670), (20, 100978136), (28, 72127240), (32, 63111335), (35, 57701792), (40, 50489068), (56, 36063620), (70, 28850896), (80, 25244534), (112, 18031810), (140, 14425448), (160, 12622267), (224, 9015905), (280, 7212724), (521, 3876320), (560, 3606362), (1042, 1938160), (1120, 1803181), (2084, 969080), (2605, 775264), (3461, 583520), (3647, 553760), (4168, 484540), (5210, 387632), (6922, 291760), (7294, 276880), (8336, 242270), (10420, 193816), (13844, 145880), (14588, 138440), (16672, 121135), (17305, 116704), (18235, 110752), (20840, 96908), (24227, 83360), (27688, 72940), (29176, 69220), (34610, 58352), (36470, 55376), (41680, 48454)]