398974460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{12979}}^1$

素因数の和:13070

約数の個数: 48

約数和(自身を含む): 883159200

約数和(自身を除く): 484184740

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 530, 580, 1060, 1537, 3074, 6148, 7685, 12979, 15370, 25958, 30740, 51916, 64895, 129790, 259580, 376391, 687887, 752782, 1375774, 1505564, 1881955, 2751548, 3439435, 3763910, 6878870, 7527820, 13757740, 19948723, 39897446, 79794892, 99743615, 199487230, 398974460]

約数ペア:

[(1, 398974460), (2, 199487230), (4, 99743615), (5, 79794892), (10, 39897446), (20, 19948723), (29, 13757740), (53, 7527820), (58, 6878870), (106, 3763910), (116, 3439435), (145, 2751548), (212, 1881955), (265, 1505564), (290, 1375774), (530, 752782), (580, 687887), (1060, 376391), (1537, 259580), (3074, 129790), (6148, 64895), (7685, 51916), (12979, 30740), (15370, 25958)]