28554820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3457}}^1$

素因数の和:3532

約数の個数: 48

約数和(自身を含む): 69713280

約数和(自身を除く): 41158460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2065, 3457, 4130, 6914, 8260, 13828, 17285, 24199, 34570, 48398, 69140, 96796, 120995, 203963, 241990, 407926, 483980, 815852, 1019815, 1427741, 2039630, 2855482, 4079260, 5710964, 7138705, 14277410, 28554820]

約数ペア:

[(1, 28554820), (2, 14277410), (4, 7138705), (5, 5710964), (7, 4079260), (10, 2855482), (14, 2039630), (20, 1427741), (28, 1019815), (35, 815852), (59, 483980), (70, 407926), (118, 241990), (140, 203963), (236, 120995), (295, 96796), (413, 69140), (590, 48398), (826, 34570), (1180, 24199), (1652, 17285), (2065, 13828), (3457, 8260), (4130, 6914)]