18023950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2239}}^1$

素因数の和:2281

約数の個数: 48

約数和(自身を含む): 39997440

約数和(自身を除く): 21973490

約数列:

[1, 2, 5, 7, 10, 14, 23, 25, 35, 46, 50, 70, 115, 161, 175, 230, 322, 350, 575, 805, 1150, 1610, 2239, 4025, 4478, 8050, 11195, 15673, 22390, 31346, 51497, 55975, 78365, 102994, 111950, 156730, 257485, 360479, 391825, 514970, 720958, 783650, 1287425, 1802395, 2574850, 3604790, 9011975, 18023950]

約数ペア:

[(1, 18023950), (2, 9011975), (5, 3604790), (7, 2574850), (10, 1802395), (14, 1287425), (23, 783650), (25, 720958), (35, 514970), (46, 391825), (50, 360479), (70, 257485), (115, 156730), (161, 111950), (175, 102994), (230, 78365), (322, 55975), (350, 51497), (575, 31346), (805, 22390), (1150, 15673), (1610, 11195), (2239, 8050), (4025, 4478)]