17973540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7681}}^1$

素因数の和:7709

約数の個数: 72

約数和(自身を含む): 58721208

約数和(自身を除く): 40747668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 7681, 15362, 23043, 30724, 38405, 46086, 69129, 76810, 92172, 99853, 115215, 138258, 153620, 199706, 230430, 276516, 299559, 345645, 399412, 460860, 499265, 599118, 691290, 898677, 998530, 1198236, 1382580, 1497795, 1797354, 1997060, 2995590, 3594708, 4493385, 5991180, 8986770, 17973540]

約数ペア:

[(1, 17973540), (2, 8986770), (3, 5991180), (4, 4493385), (5, 3594708), (6, 2995590), (9, 1997060), (10, 1797354), (12, 1497795), (13, 1382580), (15, 1198236), (18, 998530), (20, 898677), (26, 691290), (30, 599118), (36, 499265), (39, 460860), (45, 399412), (52, 345645), (60, 299559), (65, 276516), (78, 230430), (90, 199706), (117, 153620), (130, 138258), (156, 115215), (180, 99853), (195, 92172), (234, 76810), (260, 69129), (390, 46086), (468, 38405), (585, 30724), (780, 23043), (1170, 15362), (2340, 7681)]