30420234

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1831}}^1$

素因数の和:1923

約数の個数: 48

約数和(自身を含む): 72019584

約数和(自身を除く): 41599350

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 71, 78, 117, 142, 213, 234, 426, 639, 923, 1278, 1831, 1846, 2769, 3662, 5493, 5538, 8307, 10986, 16479, 16614, 23803, 32958, 47606, 71409, 130001, 142818, 214227, 260002, 390003, 428454, 780006, 1170009, 1690013, 2340018, 3380026, 5070039, 10140078, 15210117, 30420234]

約数ペア:

[(1, 30420234), (2, 15210117), (3, 10140078), (6, 5070039), (9, 3380026), (13, 2340018), (18, 1690013), (26, 1170009), (39, 780006), (71, 428454), (78, 390003), (117, 260002), (142, 214227), (213, 142818), (234, 130001), (426, 71409), (639, 47606), (923, 32958), (1278, 23803), (1831, 16614), (1846, 16479), (2769, 10986), (3662, 8307), (5493, 5538)]