28649040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17053}}^1$

素因数の和:17076

約数の個数: 80

約数和(自身を含む): 101505408

約数和(自身を除く): 72856368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 17053, 34106, 51159, 68212, 85265, 102318, 119371, 136424, 170530, 204636, 238742, 255795, 272848, 341060, 358113, 409272, 477484, 511590, 596855, 682120, 716226, 818544, 954968, 1023180, 1193710, 1364240, 1432452, 1790565, 1909936, 2046360, 2387420, 2864904, 3581130, 4092720, 4774840, 5729808, 7162260, 9549680, 14324520, 28649040]

約数ペア:

[(1, 28649040), (2, 14324520), (3, 9549680), (4, 7162260), (5, 5729808), (6, 4774840), (7, 4092720), (8, 3581130), (10, 2864904), (12, 2387420), (14, 2046360), (15, 1909936), (16, 1790565), (20, 1432452), (21, 1364240), (24, 1193710), (28, 1023180), (30, 954968), (35, 818544), (40, 716226), (42, 682120), (48, 596855), (56, 511590), (60, 477484), (70, 409272), (80, 358113), (84, 341060), (105, 272848), (112, 255795), (120, 238742), (140, 204636), (168, 170530), (210, 136424), (240, 119371), (280, 102318), (336, 85265), (420, 68212), (560, 51159), (840, 34106), (1680, 17053)]