2420244

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 6639360

約数和(自身を除く): 4219116

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 37, 46, 69, 74, 79, 92, 111, 138, 148, 158, 207, 222, 237, 276, 316, 333, 414, 444, 474, 666, 711, 828, 851, 948, 1332, 1422, 1702, 1817, 2553, 2844, 2923, 3404, 3634, 5106, 5451, 5846, 7268, 7659, 8769, 10212, 10902, 11692, 15318, 16353, 17538, 21804, 26307, 30636, 32706, 35076, 52614, 65412, 67229, 105228, 134458, 201687, 268916, 403374, 605061, 806748, 1210122, 2420244]

約数ペア:

[(1, 2420244), (2, 1210122), (3, 806748), (4, 605061), (6, 403374), (9, 268916), (12, 201687), (18, 134458), (23, 105228), (36, 67229), (37, 65412), (46, 52614), (69, 35076), (74, 32706), (79, 30636), (92, 26307), (111, 21804), (138, 17538), (148, 16353), (158, 15318), (207, 11692), (222, 10902), (237, 10212), (276, 8769), (316, 7659), (333, 7268), (414, 5846), (444, 5451), (474, 5106), (666, 3634), (711, 3404), (828, 2923), (851, 2844), (948, 2553), (1332, 1817), (1422, 1702)]