28272570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:479

約数の個数: 64

約数和(自身を含む): 72074880

約数和(自身を除く): 43802310

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 190, 193, 257, 285, 386, 514, 570, 579, 771, 965, 1158, 1285, 1542, 1930, 2570, 2895, 3667, 3855, 4883, 5790, 7334, 7710, 9766, 11001, 14649, 18335, 22002, 24415, 29298, 36670, 48830, 49601, 55005, 73245, 99202, 110010, 146490, 148803, 248005, 297606, 496010, 744015, 942419, 1488030, 1884838, 2827257, 4712095, 5654514, 9424190, 14136285, 28272570]

約数ペア:

[(1, 28272570), (2, 14136285), (3, 9424190), (5, 5654514), (6, 4712095), (10, 2827257), (15, 1884838), (19, 1488030), (30, 942419), (38, 744015), (57, 496010), (95, 297606), (114, 248005), (190, 148803), (193, 146490), (257, 110010), (285, 99202), (386, 73245), (514, 55005), (570, 49601), (579, 48830), (771, 36670), (965, 29298), (1158, 24415), (1285, 22002), (1542, 18335), (1930, 14649), (2570, 11001), (2895, 9766), (3667, 7710), (3855, 7334), (4883, 5790)]