1392400

素因数分解:

$2^4\times 5^2\times {\mathrm{59}}^2$

素因数の和:136

約数の個数: 45

約数和(自身を含む): 3402901

約数和(自身を除く): 2010501

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 59, 80, 100, 118, 200, 236, 295, 400, 472, 590, 944, 1180, 1475, 2360, 2950, 3481, 4720, 5900, 6962, 11800, 13924, 17405, 23600, 27848, 34810, 55696, 69620, 87025, 139240, 174050, 278480, 348100, 696200, 1392400]

約数ペア:

[(1, 1392400), (2, 696200), (4, 348100), (5, 278480), (8, 174050), (10, 139240), (16, 87025), (20, 69620), (25, 55696), (40, 34810), (50, 27848), (59, 23600), (80, 17405), (100, 13924), (118, 11800), (200, 6962), (236, 5900), (295, 4720), (400, 3481), (472, 2950), (590, 2360), (944, 1475)]