28970300

素因数分解:

$2^2\times 5^2\times {\mathrm{211}}^1\times {\mathrm{1373}}^1$

素因数の和:1598

約数の個数: 36

約数和(自身を含む): 63209496

約数和(自身を除く): 34239196

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 211, 422, 844, 1055, 1373, 2110, 2746, 4220, 5275, 5492, 6865, 10550, 13730, 21100, 27460, 34325, 68650, 137300, 289703, 579406, 1158812, 1448515, 2897030, 5794060, 7242575, 14485150, 28970300]

約数ペア:

[(1, 28970300), (2, 14485150), (4, 7242575), (5, 5794060), (10, 2897030), (20, 1448515), (25, 1158812), (50, 579406), (100, 289703), (211, 137300), (422, 68650), (844, 34325), (1055, 27460), (1373, 21100), (2110, 13730), (2746, 10550), (4220, 6865), (5275, 5492)]