30641680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1061}}^1$

素因数の和:1112

約数の個数: 60

約数和(自身を含む): 75259692

約数和(自身を除く): 44618012

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 361, 380, 722, 760, 1061, 1444, 1520, 1805, 2122, 2888, 3610, 4244, 5305, 5776, 7220, 8488, 10610, 14440, 16976, 20159, 21220, 28880, 40318, 42440, 80636, 84880, 100795, 161272, 201590, 322544, 383021, 403180, 766042, 806360, 1532084, 1612720, 1915105, 3064168, 3830210, 6128336, 7660420, 15320840, 30641680]

約数ペア:

[(1, 30641680), (2, 15320840), (4, 7660420), (5, 6128336), (8, 3830210), (10, 3064168), (16, 1915105), (19, 1612720), (20, 1532084), (38, 806360), (40, 766042), (76, 403180), (80, 383021), (95, 322544), (152, 201590), (190, 161272), (304, 100795), (361, 84880), (380, 80636), (722, 42440), (760, 40318), (1061, 28880), (1444, 21220), (1520, 20159), (1805, 16976), (2122, 14440), (2888, 10610), (3610, 8488), (4244, 7220), (5305, 5776)]