5198320

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{359}}^1$

素因数の和:553

約数の個数: 40

約数和(自身を含む): 12186720

約数和(自身を除く): 6988400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 359, 362, 718, 724, 905, 1436, 1448, 1795, 1810, 2872, 2896, 3590, 3620, 5744, 7180, 7240, 14360, 14480, 28720, 64979, 129958, 259916, 324895, 519832, 649790, 1039664, 1299580, 2599160, 5198320]

約数ペア:

[(1, 5198320), (2, 2599160), (4, 1299580), (5, 1039664), (8, 649790), (10, 519832), (16, 324895), (20, 259916), (40, 129958), (80, 64979), (181, 28720), (359, 14480), (362, 14360), (718, 7240), (724, 7180), (905, 5744), (1436, 3620), (1448, 3590), (1795, 2896), (1810, 2872)]