19687710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 56142720

約数和(自身を除く): 36455010

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 59, 70, 98, 105, 118, 147, 177, 210, 227, 245, 294, 295, 354, 413, 454, 490, 590, 681, 735, 826, 885, 1135, 1239, 1362, 1470, 1589, 1770, 2065, 2270, 2478, 2891, 3178, 3405, 4130, 4767, 5782, 6195, 6810, 7945, 8673, 9534, 11123, 12390, 13393, 14455, 15890, 17346, 22246, 23835, 26786, 28910, 33369, 40179, 43365, 47670, 55615, 66738, 66965, 80358, 86730, 93751, 111230, 133930, 166845, 187502, 200895, 281253, 333690, 401790, 468755, 562506, 656257, 937510, 1312514, 1406265, 1968771, 2812530, 3281285, 3937542, 6562570, 9843855, 19687710]

約数ペア:

[(1, 19687710), (2, 9843855), (3, 6562570), (5, 3937542), (6, 3281285), (7, 2812530), (10, 1968771), (14, 1406265), (15, 1312514), (21, 937510), (30, 656257), (35, 562506), (42, 468755), (49, 401790), (59, 333690), (70, 281253), (98, 200895), (105, 187502), (118, 166845), (147, 133930), (177, 111230), (210, 93751), (227, 86730), (245, 80358), (294, 66965), (295, 66738), (354, 55615), (413, 47670), (454, 43365), (490, 40179), (590, 33369), (681, 28910), (735, 26786), (826, 23835), (885, 22246), (1135, 17346), (1239, 15890), (1362, 14455), (1470, 13393), (1589, 12390), (1770, 11123), (2065, 9534), (2270, 8673), (2478, 7945), (2891, 6810), (3178, 6195), (3405, 5782), (4130, 4767)]